# total normal stresses of 110 and 40 kpa are applied to two planes at right angles in an element of soil. the shear stress acting on those palnes is 20 kpa. what must be the value of the pore pressure

33,545 results, page 98-
## math 12

In his best year, Mickey Mantles batting average was o.365. In that year, what was the probability that he would get exactly 5 hits in 15 times at bat? Compare the results from the normal approximation with the results from a calculation using a binomial

*asked by kitkat on January 23, 2011* -
## Calc I

I need to find the equations of the tangent and normal line for x^2-y^2=16, at the point (-5,3). I have to show every detail for my work...then use graphing software to enter my equations, so can anyone help me showing all the details of the work so that I

*asked by Kejo, Help!!!! on June 28, 2011* -
## AP calculus

Find the equation of the normal to the curve f(x) = 3cos(2x) at the point x = 0. In class, we learnt to find the derivate of the function, which would represent the slope. After I did that, I found the slope to be 0.. but that is not what my graphing

*asked by cel on October 27, 2010* -
## statistics

The true highway mileage, Y, of a specific brand of hybrid vehicle has a normal distribution with a mean of 42 and a standard deviation of 1.5. Find the probability that a randomly selected hybrid vehicle gets more than 38 miles to the gallon.

*asked by lisa on June 17, 2014* -
## statistik

twenty percent of the employees of a large company are female.use the normal approximation of the binomial probabilities to answer the following question. what is the probability that in a random sample of 80 employeses a)exactly 16 will be female? b)14 or

*asked by mira on November 28, 2012* -
## physics

an athlete has a large lung capacity of 7.0L. Assuming to be an ideal gas how many molecules of air are in the athletes lungs when the air temperature in the lungs is 37 degrees celcius under normal atmospheric pressure.

*asked by Standard C. on February 28, 2010* -
## chemistry

Under an O2 pressure of 1.00 atm, 28.31 mL of O2 dissolves in 1.00 L H2O at 25 degrees. Determine the molarity of O2 in an aqueous solution at equilibrium with air at normal atmospheric pressure. The volume percent of O2 in air is 20.80 \%. (Have no idea

*asked by david on February 20, 2010* -
## college

Suppose that, for a certain exam, a teacher grades on a curve. It is known that the grades follow a normal distribution with a mean of 70 and a standard deviation of 7. There are 45 students in the class. How many students should receive an A? Please,

*asked by Anonymous on December 23, 2010* -
## physical edu

Homeostasis a. is a state of unmanaged stress. b. describes the body during the fight-or-flight reaction. c. is a state of normal "housekeeping" functions. d. is the response of the body to prolonged exposure to stressors. I'm confused between D & B

*asked by Andy on June 18, 2012* -
## Physics

A light ray strikes a flat, L = 3.7 cm thick block of glass of refractive index 1.47 in the attached figure, at an angle of È = 340 with the normal. Calculate the lateral shift of the light ray, d.

*asked by mm on March 30, 2010* -
## Math (Solving Equations)

Find all solutions (answers should be given in simplified form). Some answers may involve the number i. *I will use lowercase l to represent absolute value lines.* 3 lx-1l + 4 = 19 We've never really worked with absolute value in solving equations before.

*asked by Leah on May 17, 2015* -
## elementary statistics

The distribution of cholesterol levels in teenage boys is approximately normal with u=170 and o=30. Levels above 200 warrent attention. Find the probability that boy has a cholesterol level greater than 225.

*asked by joanne on May 30, 2011* -
## Physics

A light ray strikes a flat, L = 3.7 cm thick block of glass of refractive index 1.47 in the attached figure, at an angle of È = 340 with the normal. Calculate the lateral shift of the light ray, d.

*asked by mm on March 30, 2010* -
## chemistry

Under an O2 pressure of 1.00 atm, 28.31 mL of O2 dissolves in 1.00 L H2O at 25 degrees. Determine the molarity of O2 in an aqueous solution at equilibrium with air at normal atmospheric pressure. The volume percent of O2 in air is 20.80 \%. (Have no idea

*asked by david on February 21, 2010* -
## statistics

The GPAs of all students enrolled at a large university have an approximately normal distribution with a mean of 3.02 and a standard deviation of .29. Find the probability that the mean GPA of a random sample of 20 students selected from this university is

*asked by lol on April 16, 2013* -
## Criminal Justice

Which statement best describes physical aggression in preschool children? A. It is a strong predictor of later violence. B. It declines if ignored by caretakers. C. It is a normal developmental behavior. D. It rarely, if ever, occurs in preschool children.

*asked by Amy on August 20, 2014* -
## physics

What's your normal body temperature? It may not be 98.6°F, the oft-quoted average that was determined in the nineteenth century. A more recent study has reported an average temperature of 98.2°F. What is the difference between these averages, expressed

*asked by Anonymous on November 25, 2013* -
## Physics

1)A 0.050 m long wire is carrying a current of 2.0 A at right angles to a 0.15 T magnetic field. What is the magnitude of the force exerted by the magnetic field on the wire? F=ILB (0.050)(2.0)(0.15) 0.015 N 2)Which device is used to measure very small

*asked by Jon on April 11, 2008* -
## Geometry- how to write proof

ABC is a right triangle. Angle C is 90 degree. Altitude CD is drawn to hypotenuse AB. Prove AB/BC = BC/BD and AB/AC = AC/AD This is a theorem. How do I prove it? Thanks. Dont you have similar triangles? You can show this by looking at the angles

*asked by Jen on February 23, 2007* -
## College Algebra and Trigonometry

Two guys wires for a radio tower make angles with the horizontal of 50 degree and 49 degree. If the ground anchors for each wide are 150feets apart, find the length of each wire assuming the wires are straight and find the height of the tower?

*asked by Julani on November 5, 2012* -
## Physics

Mass 1 and mass 2 are connected as shown by a massless, non-stretch rope that passes over a massless, frictionless pulley. The masses are on inclines which have friction. When the angles of the string are as given, mass 1 experiences an acceleration up the

*asked by Zac on July 26, 2012* -
## college

Answer the problems below and show or explain how you arrived at your final answer. 1. You sell premium toasters and are making a pricing decision. At a price of $100 (or “p = $100”) you predict that you can sell 30 of these premium toasters at your

*asked by jj on April 13, 2010* -
## Economics

Mallory's total income last year was $24,000, but she could deduct $12,000 for various reasons. Her taxable income equals the amount left over after deductions. If she had to pay 15 percent of her taxable income in federal income tax, which you can

*asked by Kesha on March 16, 2015* -
## Intermediate Algebra

A car used 3.5 gallons to make a 110 mile trip. How many gallons of gas would it take the same car to make a 360 mile trip

*asked by Christell on May 1, 2012* -
## math

Jackson has 14 pet birds and rabbits. The total number of rabbits have 44 more legs than the total number of birds. How many pets birds does he have?

*asked by Jada on October 17, 2013* -
## science quiz pls help!!!

In the following diagram, the green ball changes direction after colliding with the red ball because the red ball has more momentum. True False***? 2. What is the momentum of a 20.0 kg scooter traveling at 5.00 m/s. 4.00 kg m/s 20.0 kg m/s 25.0 kg m/s 100

*asked by TTR+S<3 on March 18, 2014* -
## Physics

A shell is launched at 140 m/s 56.0 degrees above the horizontal. When it has reached its highest point, it launches a projectile at a velocity of 110 m/s 35.0 degrees above the horizontal relative to the shell. 1) Find the maximum height (in m) about the

*asked by . on September 18, 2010* -
## math

Three forces act on a hockey pick as it slides across the ice; the normal force N represents the force the ice exerts upward on the puck and is given by N= , the gravitational force G represents the downward force of gravity on the puck and is given by G =

*asked by Ryan on May 6, 2013* -
## Statistics

A mathematically defined curve that is the comparison distribution used in ANOVA is called the: - Normal distribution - Chi Square distribution - F distribution - T distribution

*asked by Trey on October 11, 2009* -
## physical

What is the value of the normal force if the coefficient of kinetic friction is 0.22 and the kinetic frictional force is 40 newtons?

*asked by Anonymous on November 17, 2014* -
## physics

- a 40 kf milk crate is placed on a 20◦ ramp. determine the force normal of the mil crate on the ramp.

*asked by Anonymous on December 14, 2010* -
## calculus

Find an equation of the plane through the point and perpendicular to the given vector. (7, 1, 5) ‹-3, 1, 2› I think I need the normal vector, but how do I find it? And then what do I do? Thank you.

*asked by lines & planes on August 25, 2011* -
## psychology

In a normal distribution, what percentage of scores will fall between one standard deviation below the mean and one standard deviation above the mean?

*asked by alex on April 18, 2017* -
## Physics

A 25 N book sits on a table. What is the magnitude of the normal force the table exerts on the book?

*asked by Rachel on June 13, 2012* -
## geometry

The skipper of a boat knows that the water is too shallow to bring his boat inside a "danger semicircle" that goes from lighthouse to lighthouse. How can the angle between his sightings of the two lighthouses help him decide when he is entering the danger

*asked by Lauren on December 6, 2009* -
## math

You have found a summer job manning a lighthouse off the northern coast of Vancouver Island. It is a lonely job and you feel the need for some mental stimulation. In your position, 40 m above sea level, you observe two sailboats in line with the

*asked by matt on December 4, 2012* -
## physics

A crate of weight Fg is pushed by a force on a horizontal floor. (a) If the coefficient of static friction is μs, and is directed at angle θ below the horizontal, show that the minimum value of P that will move the crate is given by the following

*asked by greg on October 17, 2011* -
## Trigonometry

a boy standing 70m away from a flag–post observes that the angles of elevation of the top and bottom of the tower on top the flag–post are 70^ and 69^ respectively. Find the height of the tower

*asked by Daniel on October 23, 2017* -
## Pre Calc

I have no idea how to do this problem I thought you would have to do something with the diagonals but not sure... The parallel sides of a trapezoid are 4 and 10 centimeters long and the oblique sides are 8 and 12 centimeters long. Fi9nd the angles and the

*asked by Pre Calc on October 5, 2009* -
## Trigonometry

Two observers who are 2 miles apart on a horizontal plane observe a balloon in a same vertical plane with themselves. the angles of elevation are 50 degrees and 65 degrees respectively. find the height of the balloon,(a)if it is between the observers;(b)if

*asked by Jam on August 2, 2014* -
## can u help me

Which of the following statements is always true of similar polygons? (1 point) Corresponding angles of similar figures have the same measure. The lengths of corresponding sides form equivalent ratios. The lengths of corresponding sides have the same

*asked by tesj on January 17, 2013* -
## Geometry

Quadrilateral RUBY is a rectangle. Which of the following statements MUST be true? Check all that apply: [] All four of the sides of RUBY are equal. []All four of the angles of RUBY are equal. []RUBY has two pairs of parallel opposite sides.

*asked by Jess on December 10, 2013* -
## Physics

An Ideal gas is sealed within a container at a temperature of 17 degree Celsius and a pressure of 101 KPa. The container is heated until temperature of the gas reaches 100 degree Celsius. A valve in the container is then opened to allow gas to escape until

*asked by Aboodi on November 9, 2017* -
## Math

1. As the geese are sitting in a row on their feeder, the first goose eats m kernels of cracked corn. Each goose in the row then eats 1 less than twice the number of kernels eaten by the previous goose. Which of the numbered choices expresses the total

*asked by Johnathan on January 8, 2016* -
## science

The coefficient of static friction between 3.00 kg crate and the 35.0 incline is 0.300.what minimum force F must be applied to the crate perpendicular to the incline to prevent the crate from sliding down the incline

*asked by kathy on September 13, 2017* -
## Physics

A shock absorber is a form of spring that resists compression. If a 200.0 N force is applied to a particular shock absorber, it is compressed 2.1 cm. What is the proportionality constant for this shock absorber?

*asked by Anonymous on January 13, 2018* -
## Math

The table gives, for a particular object, the acceleration A caused by an applied force F. Acceleration (A)10 15 20 25 30 Force(F) 50 75 100 125 150 What force is required to produce an acceleration of 19? A) 19 B) 95 C) 114 D) 38

*asked by Sharee on August 5, 2010* -
## Physics

The coefficient of static friction between the m = 2.95-kg crate and the 35.0° incline is 0.345. What minimum force must be applied to the crate perpendicular to the incline to prevent the crate from sliding down the incline?

*asked by Lala on October 26, 2011* -
## Chemistry

Elemental calcium is produced by the electrolysis of molten CaCl2. a) What mass of calcium can be produced by this process if a current of 7.5 * 10^3 A is applied for 48h? Assume that the electrolytic cell is 68% efficient. b) What is he minimum voltage

*asked by ACDub on April 11, 2014* -
## Physics

A certain insect’s wing has been shown to deflect a distance 14.8 mm under a force of 0.19 N applied to the end of the wing. (a) If the wing is assumed to behave as an ideal spring, calculate the force constant in N/m. (b) At this deflection, how much

*asked by Sahar on April 21, 2016* -
## Physics

The figure below shows an initially stationary block of mass m on a floor. A force of magnitude F = 0.550mg is then applied at upward angle = 19°. (a) What is the magnitude of the acceleration of the block across the floor if the friction coefficients are

*asked by Uina on February 16, 2015* -
## physics

In the figure below, a constant force of magnitude 82.0 N is applied to a 2.55 kg shoe box at angle = 64.5°, causing the box to move up a frictionless ramp at constant speed. How much work is done on the box by a when the box has moved through vertical

*asked by Anonymous on October 14, 2012* -
## physics

A body of mass 0.4kg moving with constant speed of 10m/s to north is subjected to a constant force of 8 N directed towards the south for 30s. Take the instant the force is applied to be t=0, the position of the body at that time to be x=0 and t =-5s and

*asked by jeet mali on October 24, 2015* -
## math

Eleven graduate students have applied for two available teaching assistantships. In how many ways can these assistantships be awarded among the applicants if (a) No preference is given to any one student? (c) The group of applicants includes seven men and

*asked by Terry on January 11, 2017* -
## math

Forces are applied to two ropes which are attached to the bumper of a stalled car. If F1 = 100 lbs at an angle of θ1 = 58 degrees, find the necessary magnitude and direction of force F2 so that the resultant force is 190 lbs in the direction shown.

*asked by nick on December 6, 2013* -
## general physics

a person horizontally pushes a 25 kg couch. Applied force is 18N and average resistive force is 7N. its pushed from rest to a final speed of 2.3 what is the distance pushed the time taken and the power delivered to push couch

*asked by Dani on January 14, 2016* -
## physics

A 3.39 kg block is placed on top of a 11.8 kg block. A horizontal force of F = 61.3 N is applied to the 11.8 kg block, and the 3.39 kg block is tied to the wall. The coeﬃcient of kinetic friction between all moving surfaces is 0.112. There is friction

*asked by Anonymous on October 5, 2012* -
## Science

I am trying to built a cross section of a beam. I need a strong light wood, that would give the best efficiency. A force of 1500lb is going to be applied on it. So i have to make sure it wont break. What is the best choice of wood beam, and also what kind

*asked by Panagiotis on October 28, 2010* -
## physics

A 3.39 kg block is placed on top of a 11.8 kg block. A horizontal force of F = 61.3 N is applied to the 11.8 kg block, and the 3.39 kg block is tied to the wall. The coeﬃcient of kinetic friction between all moving surfaces is 0.112. There is friction

*asked by Anonymous on October 5, 2012* -
## physics

A golf ball with a mass of 48.0 g can be blasted from rest to a speed of 69.4 m/s during impact with a club head. Assume that the impact lasts only about 1.010 ms. Calculate the change in momentum of the ball. Calculate the average force applied.

*asked by Brandi on February 14, 2014* -
## Physics

When James applied the brakes to his car, it slows unifromly from 15.0 m/s to 0.0 m/s in 2.50 s. How many meters before a stop sign must she apply her brakes in order to stop at the sign? Answers: 6.0m 37.5 m 18.8 m 48.0m Please help-I've just started

*asked by Ian on September 6, 2010* -
## SCIENCE

A block of mass m having charge q is sliding down an inclined plane of inclination and coefficient of friction.When uniform electric field E is applied parallel to the base of inclined plane,the block slides down with constant velocity.The value of E is?

*asked by GELSEY on April 28, 2017* -
## PHYSICS HELP PLEASE !!!!!

A mass of 17 kg lies on a horizontal surface with a coefficient of static friction of 0.54 and a coefficient of kinetic friction of 0.22. If a force, F, is applied parallel to the surface (+x direction if you prefer), what is the magnitude that F needs to

*asked by Amanda on October 26, 2011* -
## PHYSICS

Two blocks of masses m1 = 4.5kg and m2 = 6.5kg resting on a frictionless area connected by light inextensible chord as shown. A horizontal force F of 33.0 N directed to the right is applied to m1 as shown. Find (A) acceleration and (B) tension of the

*asked by Camz on December 1, 2015* -
## Physics

A truck on a straight road starts from rest and accelerates at 3.0 m/s2 until it reaches a speed of 18.1 m/s. Then the truck travels for 24.5 s at constant speed until the brakes are applied, stopping the truck in a uniform manner in an additional 5.7 s.

*asked by Kelsey on September 10, 2013* -
## Physics

A golf ball with a mass of 50.3 g can be blasted from rest to a speed of 72.1 m/s during impact with a club head. Assume that the impact lasts only about 0.910 ms. Calculate the change in momentum of the ball. Calculate the average force applied.

*asked by Adam on March 18, 2013* -
## physics

A car starts from rest and travels for 5.9 s with a uniform acceleration of +3.0 m/s2. The driver then applies the brakes, causing a uniform deceleration of 1.3 m/s2. If the brakes are applied for 2.1 s, how fast is the car going at the end of the braking

*asked by Sonia on October 7, 2012* -
## physics

A car starts from rest and travels for 7.5 s with a uniform acceleration of +1.9 m/s2 The driver then applies the brakes, causing a uniform deceleration of 1.1 m/s2 If the brakes are applied for 2.9 s, how fast is the car going at the end of the braking

*asked by lexi on September 26, 2013* -
## Physics

The coefficient of static friction between the 3.78 kg crate and the 38° incline is 0.306. What minimum force must be applied to the crate perpendicular to the incline to prevent the crate from sliding down the incline? The acceleration of gravity is 9.8

*asked by Elizabeth on October 4, 2010* -
## Physics

I have a picture of one person pushing a boulder with 60 N and another person pushing from the same side at 90 N. The friction of the boulder is 40 N. The question asks to find the total force on the boulder. Is "total force" just the net force in this

*asked by Anonymous on October 14, 2016* -
## Math

The function of g += t^2-t represents the total number of games played by t teams in a sports league in which each team plays each of the other teams twice. The Metro League plays a total of 132 games. How many teams are in the league?

*asked by Macy on April 20, 2010* -
## Physics- displacement, velocity, etc.

25. Maria is standing at the edge of a cliff that is 10 m high over a canyon. She throws a rock upward off the side of the cliff. Right before the rock reaches the canyon floor, it has a speed of 25 m/s. a) What was the rock’s total displacement? 10

*asked by MM on September 30, 2016* -
## Physics

Before the force is applied (t < 0 on the graph), the particle moves along the X axis with velocity V1 = -7.6 m/s. Find the velocity V2 of the particle after force stops acting on it. (t > 8s)

*asked by Amy on October 31, 2011* -
## Physics

In order to stop a Ferris wheel, a force is applied that accelerates at a rate of -0.010rad/s^2. How long will it take the Ferris wheel to stop?

*asked by Julie on June 22, 2013* -
## Physics

Before the force is applied (t < 0 on the graph), the particle moves along the X axis with velocity V1 = -6.6 m/s. Find the velocity V2 of the particle after force stops acting on it. (t > 9s)

*asked by jason on December 11, 2012* -
## Chemistry

If a current of 3.00 A is applied to a cell containing a 400g copper anode, determine the final mass of the copper anode after the cell runs for 48.0h

*asked by Luke on July 11, 2016* -
## physics

Two bodies have masses in ratio 3:4when a force is applied on the first body it moves with an acceleration of 6m/s2 how much acceleration will the same force produced in the body

*asked by ammu on February 11, 2015* -
## physics

A 20.0 N force is applied at an angle of 40.0 degrees below the horizontal to a 4.00 kg box. The box moves a horizontal distance of 4.00 metres. The work done by the 20.0 N force is:

*asked by Anonymous on May 17, 2011* -
## chemistry

If 125 cal of heat is applied to a 60.0-g piece of copper at 23.0∘C , what will the final temperature be? The specific heat of copper is 0.0920 cal/(g⋅∘C) .

*asked by gabriel on September 15, 2014* -
## physics.

a cube is on a smooth horizontal force of mass m.a horizontal force is applied at its top.the maximum acceleration of cube without toppling

*asked by Anonymous on August 31, 2014* -
## Chemistry

Gold is alloyed with other metals to increase its hardness in making jewelry. Consider a piece of gold jewelry that weighs 9.85 g and has a colume of 0.675 cm cubed. The jewelry contains only gold and silver, which have densities of 19.3 g/cm cubed and

*asked by william on July 25, 2005* -
## Math

You have $9, one of your friends has $10, and two of your other friends each have $13. You combine your money to buy arcade tokens. You use a coupon to but 8 tokens for $1. The cost of the remaining token is four for $1. You and your friends share the

*asked by Zero on September 8, 2014* -
## geometry

word problem You and 3 friends order a 24 in pizza (the diameter is 24 inches) what is the area of the pizza? Round to the nearest tenth. If you and 3 friends spit the pizza evenly, how much do you get to eat? What is total area? and what is your area? for

*asked by marko on May 7, 2012* -
## Accounting

Blane Company has the following data: Total Sales 800,000, Total Variable Costs 300,000, Fixed Costs 200,000, Units Sold 50,000, What will operating income be if units sold double to 100,000 units?

*asked by Anonymous on March 7, 2012* -
## physics

a car accelerates from rest at a constant rate 'a' for some time. after which it decelerates at a constant rate'b' and comes to rest. if the total time elapsed is t second, evaluate 1) the maximum velocity reached and 2) the total distance travelled. the

*asked by pavatharani on July 13, 2011* -
## Algebra

Some investments in the stock market have earned 12% annually. At this rate, earnings can be found using the formula A = P(1.12)^n, where A is the total value of the investment, P is the initial value of the investment, and n is the number of years the

*asked by |-/ on March 9, 2018* -
## Chemistry

hydrogen gas is collected over water at a total pressure of 744 mm Hg at 20.0 C. If the volume of the wet hydrogen is 495 mL, what will the dry volume be at standard conditions? I know that you need to subtract the water vapor pressure from the total and I

*asked by Jaylen on November 29, 2014* -
## Chemistry

What is the total number of atoms in one unit (molecule or formula unit) of CO2? Then what is the total number of atoms in a mole of CO2 how do I figure this out please

*asked by Julie on November 1, 2012* -
## algebra

Use the variable C to represent total cost and S to represent the sale price. the total cost equal the sale price plus a $25 delivery charge.

*asked by evelyn on September 6, 2008* -
## Algebra

A total of 900 tickets were sold for a game for a total of $1,775.00. If adult tickets sold for $2.50 and children's tickets sold for $1.50, how many of each kind of tickets were sold?

*asked by Keonn'a on September 21, 2017* -
## verbs

were suppose to find out if these are linking or action and find the verb this is what i put(also can you i dentify 4 helping verbs in the sentences 1)Mail travels overseaes on airplanes action travels 2)Mail also can go overseas by boats action go 3)Boats

*asked by Bob on October 29, 2008* -
## physics

a giant crane was tested by lifting 2.232*10^6 kg load.find the magnitude of the force needed to lift the load with a net acceleration of 0m/s^2. if the same force is applied to pull the load up a smooth slope that makes 30 degrees with the horizontal,

*asked by bandit on December 18, 2009* -
## mechanical science

11. In an accident a freeway sports car made skid marks 200 m long along the pavement. The police estimated the braking acceleration of the car to be – 0.8g under the road conditions prevailing. Determine the speed of the sports car when the brakes were

*asked by anshuman kumar on December 20, 2012* -
## algebra

Megan factored the expression3x^2-23x+14 as (x-2)(3x-7) . But when Jacob applied the FOIL principle and multiplied out (x-2)(3x-7) , he got 3x^2-13x+14 ; thus, Megan’s solution does not appear to check. Why is that? Please help Megan to understand this

*asked by kozy on April 29, 2011* -
## physics

a giant crane was tested by lifting 2.232*10^6 kg load.find the magnitude of the force needed to lift the load with a net acceleration of 0m/s^2. if the same force is applied to pull the load up a smooth slope that makes 30 degrees with the horizontal,

*asked by bandit on December 18, 2009* -
## Trigonometry

A 30foot flagstaff is fixed in the center of a circular tower 40 feet in diameter. From a point in the same horizontal plane as the foot of the tower the angles of elevation of the top of the flagstaff and the top of the tower are found to be 36 and 30

*asked by Anonymous on August 31, 2014* -
## Early Childhood

Which is NOT an example of a student using a digital camera for documentation? a. Taking pictures of a growing tadpole b. Taking pictures of a tree as it changes during seasons. c. Taking pictures of peers as they grow throughout the year. d. Taking

*asked by Anonymous on November 10, 2014* -
## geomatry

To support a young tree, you attach wires from the trunk to the ground. The abtuse angle the wire makes with the ground is supplementary to the acute angle the wire makes, and it is three times as large. find the measures of the angles? Thank you for yr

*asked by manal on October 19, 2011* -
## math

Percy wrote this equation to represent the total number of books he carried in two bags. 12 = 7 + b Which situation could be described by this equation? A. Percy knows he has a total of 12 books. He knows he has 7 books in one bag. He does

*asked by dig on February 17, 2016* -
## help azap math

Percy wrote this equation to represent the total number of books he carried in two bags. 12 = 7 + b Which situation could be described by this equation? A. Percy knows he has a total of 12 books. He knows he has 7 books in one bag. He does

*asked by dig on February 17, 2016*