# 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

33,844 results, page 58-
## Math

A parallelogram has adjacent sides of 78 inches and 90 inches, and the angles between them is 35 degrees. Find the length of each of the diagonals.

*asked by sadie on May 30, 2015* -
## geometry

The measures of two consecutive angles of a parallelogram are in the Ratio 3:7. Find the measure of an acute angle of the parallelogram

*asked by Kay on March 23, 2013* -
## Geometry

Use a paragraph proof to prove: if two lines and a transversal form corresponding angles that are congruent, then the two lines are parallel.

*asked by Anonymous on February 22, 2012* -
## math

A regular polygon has the sum of the interior angles as 3240degrees . find the number of sides the polygon has.

*asked by Nita on April 5, 2016* -
## physics

Find the resultant of the following two displacements; 2.0 m 40 degrees 4.0 meters at 127 degrees. the angles are taken relative to the x-axis

*asked by jenny on September 5, 2016* -
## Math

A plane leaves Boston at 10 am (Boston time) and flies non-stop to LA, 2700 miles away, at 580 miles per hour (mph). On the same route, a second plane is flying non-stop from LA to Boston at 620 mph. If the second plane lease LA at 10 am (LA time), how

*asked by Jake on January 22, 2013* -
## algebra

The volleyball team at West View High School is comparing T-shirt companies where they can purchase their practice shirts. The two companies, Shirt Box and Just Tees, are represented by this system of equations where x is the number of T-shirts and y is

*asked by joanne on May 23, 2016* -
## Thermodynamics

Wet steam flowing at 4kg/s with a volumetric flow rate of 0.04m^3/s is initially at 80 bar. a) This stream is isovolumetrically cooled and decompressed to 40 bar. What is the total enthalpy change for this process in kW? b) This stream is throttled through

*asked by Kevin on March 1, 2019* -
## chemistry

I am a freshman in college, and am taking a placement test soon, but haven't seen chemistry since 10th grade. I'd appreciate any help I can get from anyone here to help me solve this problem: Hydrogen and sulfur chemically combine to form the gas hydrogen

*asked by John on January 5, 2012* -
## intro to physics

A small object of mass m = 2.25 kg is released, starting at rest, from a height h above the ground on a ramp inclined at 45.0o (see figure below). The object reaches the bottom of the ramp and enters a loop-the-loop of radius R = 1.25 m. There is no

*asked by physics help on November 23, 2017* -
## Chemistry

An aqueous solution of ammonium nitrite decomposes when heated to give off nitrogen gas and water. This reaction can be used to prepare pure nitrogen gas. How many grams of ammonium nitrite must have reacted if 3.75 liters of nitrogen gas was collected

*asked by Sean on October 20, 2014* -
## calculus

At noon, ship A is 110 km west of ship B. Ship A is sailing east at 25 km/h and ship B is sailing north at 15 km/h. How fast is the distance between the ships changing at 4:00 PM?

*asked by John on October 13, 2011* -
## math

Marcia has 350 feet of fence.after fencing in a square region, she has 110 feet of fence left..What is the length of one side of the square?

*asked by riza on July 9, 2015* -
## maths P5

There were 335 children in a hall. 1/4 of the girls and 2/5 of the boys are swimmers. There are 110 swimmers in all. How many boys are there in the hall? (need non-algebra or model to solve, pls)

*asked by jiejie on September 10, 2011* -
## science/maps

Can a contour line on a topographic map connect a point with an elevation of 100 feet to a point with an elevation of 110 feet? Explain why or why not.

*asked by linda on February 17, 2011* -
## Algebra

Start from 110 feet away, a person on a scooter rides towards a checkpoint and then passes it. At what times is the scooter 40 feet away from the checkpoint? My answer is 2.3 to 4.6 seconds

*asked by Aaron on October 4, 2014* -
## math

When converting Farrenheit to Celcius, why is there only 32degrees difference between the freezing points of 32 and 0, but 110 degrees difference between the boiling points of 210 and 75 degrees?

*asked by michelle on April 1, 2009* -
## physics

Bill the firefighter stands on an 8 meter ladder of weight 355 Newtons leaning against a smooth vertical wall. The ladder makes an angle of 50 degrees with the horizontal floor. The wall cannot provide any frictional force only a normal force. All

*asked by Anonymous on November 4, 2012* -
## science

To stop an elevator in free fall, brakes are installed between the walls of the elevator car and the walls of the shaft in which the car moves. In addition, springs with compression coils are installed on the floor, at the bottom of the shaft, in order to

*asked by christine on September 2, 2010* -
## Math - Pleeeease

Two planes take off at a ny airport. The first plane climbs at an angle of 45 degrees with respect to the ground and reaches an altitude of 5600 feet. The second plane climbs at an angle of 60 degress with respect to the ground and reaches an altitude of

*asked by andra on May 8, 2014* -
## Physics

We have a heat engine that produces 150 J of heat, does 40 J of work, and emits 110 J into another system. What is the efficiency of the heat engine? Please don't give me the answer! Just help figure out how to find it! The description for the lesson with

*asked by Leila on December 5, 2016* -
## physics

1. A ball moving horizontally clears a net 2 meters high. What maximum speed can it have if it is to fall within 5 meters of the net? 2.A pulley system lifts a load of 800 Newtons, 20 centimeters while the rope pulling it moves 100 cm. a. How much force

*asked by mimi on October 18, 2011* -
## physics

sorry mr bob pursley to annoy you again. i read over hooke's law in wikipedia.but i don't know what is k.(my force constant. here my experiment and my values. i did three trials measured force applied of the elastic by streching 50 cm everytime. force

*asked by physics(attempted) on June 13, 2007* -
## Algebra

Two companies sell software products. In 2010. Company 1 had total sales of $17.2 million. Its marketing department projects that sales will increase by $1.5 million per year for the next several years. Company 2 had total sales of $9.6 million for

*asked by kim on March 11, 2012* -
## Principles of microeconomics

Thos question comes from Gregory Mankiw Principles of Microeconomics fourth edition. I am not sure how to do this problem. Can you help me please. The government places a tax on the purchase of socks. A. Illustrate the effect of the tax on equilibrium

*asked by Stacie on November 29, 2008* -
## Algebra 1 honors

Mr. Oliver invested a total of $6400, part at 9% per year and the remainder at 8% per year. At the end of 2 years and 6 months, he had earced a total investment of $1380 in simple interest. How much ded he invest at each rate. I have to come up with the

*asked by Kearse on September 10, 2008* -
## Math

Write an equation for a line of best fit for the data in the table below. Sandwich Total Fat Total Cals. Hamburger 9 260 Cheeseburger 13 320 Quarter Pounder 21 420 Quarter w/cheese 30 530

*asked by Tae on October 1, 2012* -
## PLEASE HELP!!! ALGEBRA

A bank teller is counting the total amount of money in a cash register at the end of the day. There is a total of $2600 in denominations of $1, $5, $10 and $20 dollar bills. The total number of paper bills is $235. The number of twenty dollar bills is

*asked by Jona on February 19, 2013* -
## Pre Calculus

A bank teller is counting the total amount of money in a cash register at the end of the day. There is a total of $2600 in denominations of $1, $5, $10 and $20 dollar bills. The total number of paper bills is $235. The number of twenty dollar bills is

*asked by Jona on February 19, 2013* -
## Math

Can you help me with my son's homework question: Maria earned $110, which is $86 more than twice the amount Joan earned. How much did Joan earn? a. $12 b. $18 c. $24 d. $30 I would like to know the 5th grade equation that represents the answer. I guess I'm

*asked by Rich on September 3, 2008* -
## CHEMISTRY..please help..thanks

Calculate the new molarity if each of the following dilutions is made. Assume the volumes are additive. (a) 52.3 mL of water is added to 27.1 mL of 0.124 M KOH solution (b) 110. mL of water is added to 54.2 mL of 0.808 M NaCl solution ((please show work,

*asked by Jasmin on November 10, 2010* -
## physics

An airplane is heading due south at a speed of 734 km/h . A wind begins blowing from the southwest at a speed of 110 km/h (average). In what direction should the pilot aim the plane so that it will fly due south?

*asked by Al on September 3, 2015* -
## HS credits

Explain how many total number of credits you will need to graduate with a diploma from your state. how many total math credits do you need? how many credits will you need to become a classified as a tenth grade student?

*asked by Bow on October 9, 2018* -
## Mathematics

If someone has an 88% in a class and their total quiz grade is 95%, if they were to have a 2% extra credit added to their grade, could their total grade become a 90%? // They think it may have a score similar to 8/5 or 9/5. This is just a regular question

*asked by Sandy East Ward on June 2, 2016* -
## maths

You deposit $1000 each year into an account earning 8% compounded annually. a. How much will you have in the account in 10 years? b. How much total money will you put into the account? c. How much total interest will you earn?

*asked by colin on July 18, 2012* -
## physics

a 20 kg loudspeaker is suspended 2m below a ceiling by two 3m-long cables that angle outward at equal angles. what is the tension in the cables?

*asked by sam on November 11, 2010* -
## Geometry

A circle is drawn inside a triangle ABC to touch the sides BC,CA and AB at P,Q and R respectively.if A=56° and B=68°, find the angles of triangle PQR

*asked by Gbotty on February 23, 2017* -
## Algebra

If the angles of triangle are in the ratio of4:1:1then find the ratio in the smallest side / perimeter of the tringle

*asked by Math on October 4, 2015* -
## physics

given a right triangle with hypotenuse of 12.5 cm, side y of 7.2 cm? find length of side x and size of other two angles? so you set it up as pythagoreum theory? 12.5= x^2 + 7.2

*asked by tim on October 20, 2009* -
## math

Is it possible for the lengths of a right triangle to form a geometric sequence? If yes, determine the lengths and the measures of the acute angles. if it's not possible, explain why not.

*asked by sophie on May 22, 2011* -
## Geometry. HELP!!

The ratio of the measures of an angle to its complement is 3:2. Find the measures of the angles. (don't give me the answer, just tell me the process, thank you).

*asked by Antonia on September 19, 2011* -
## Math- Geometry

Explain why knowing a combination of four pairs of equal sides or equal angles guarantees one of the congruence relationships.

*asked by Brian on June 3, 2016* -
## goemetry

can the following formula to find the sum of the interior angles of a polygon be used on a concave polygon? 180(n-2) where n= the number of sides

*asked by mike on February 24, 2010* -
## math

the area of a triangle is equal to 48 cm squared and two of its sides measure 12 cm and 9 cm, respectively. find the possible measures of the included angles of the given sides.

*asked by hazel on November 23, 2013* -
## Math

How would I prove the following (With a formal mathematical proof)?: If a transversal intersects two parallel lines, then the bisectors of two corresponding angles are parallel.

*asked by Jared on October 22, 2008* -
## Math(Please Help Assignment Due Today)

Explain why knowing a combination of four pairs of equal sides or equal angles guarantees one of the congruence relationships.

*asked by Shayla on June 4, 2016* -
## Math

The angles of depression of two stones one mile apart on the same side of a tower are 30Â° and 45Â° .calculate height of the tower.

*asked by Nisha on March 19, 2017* -
## physics

A wire that is 0.45 m long and carrying a current of 9.5 A is at right angles to a 0.40 T magnetic field. How strong is the force that acts on the wire?

*asked by Jeff on March 10, 2013* -
## Math

Explain why knowing a combination of four pairs of equal sides or equal angles guarantees one of the congruence relationships.

*asked by Shayla on June 3, 2016* -
## Math HELP!

For how many integers x does a triangle with side lengths 10,29 and x have all its angles acute. how do I know which side is the hypotenuse or does it not matter? Please give me an explanation.

*asked by Mark on April 4, 2016* -
## Math HELP!

For how many integers x does a triangle with side lengths 10.29 and x have all its angles acute. how do I know which side is the hypotenuse or does it not matter? Please give me an explanation.

*asked by Mark on April 4, 2016* -
## Straight Lines

If y = xtan(11π/24) and y = xtan(19π/24) represents two straight lines at right angles, prove that the angle between the axis is π/4.

*asked by Kewal on January 21, 2012* -
## Geometry

Find the measure of the third angle of a triangle given the measure of two angles are 86º and xº. A- 86-x B- 90-x C- 94-x D- 180-x My answer was A. Please correct me if I am wrong. Thank you

*asked by Kaashif on October 10, 2016* -
## Maths

the acute angles of a rhombus are 76 degrees if the shorter diagonal is of length 8 cm calculate of the sides of the rhombus to the nearest mm

*asked by Anita on January 9, 2016* -
## geometry

Which is not true about adjacent angles? A They are coplanar. B They share a common side. C They have no interior points in common. D They have the same measure.

*asked by brent on October 19, 2016* -
## Math

In right triangle ABC what is the arithmetic mean (average), in degrees, of the measures of the two smallest angles? Explain how the answer is 45 degrees.

*asked by Sally on March 11, 2013* -
## calculus

Use vectors to find interior angles of the two triangles with given vertices - round to nearest hundredths Question 1: (-3, -4),(1,7),(8,2) Question 2: (-3,5), (-1,9), (7,9)

*asked by AEF on May 25, 2012* -
## physics

a motorboat is driven across a river at 5km/h at right angles to a current flowing at 3.9km/h. What is the resulting speed of the motorboat?

*asked by Crystal on January 12, 2012* -
## math

In an isoceles triangle top vertex is twice the of the sum of the base angle.find all the exterior angles of the triangle?

*asked by phani yej on March 21, 2017* -
## Math

If the sum of two angles of a triangular garden in West Lafayette is 132 degrees. What is the measure of the third angle in degrees?

*asked by Cheyenne on January 28, 2010* -
## GEOMETRY(POLYGON)

A regular polygon has interior angles of 150∘. A,B,C,D are 4 consecutive points of this polygon. What is the measure (in degrees) of ∠ADC?

*asked by please help me out!! on April 2, 2013* -
## math

let x and y be two complementry angles. form an equation and draw its graph. find graphically measures of the other angle. if one of the angle is

*asked by pintu on March 24, 2015* -
## calculus

Use a graph to estimate the limit: lim θ->0 (sin(5θ)/θ) Note: θ is measured in radians. All angles will be in radians in this class unless otherwise specified.

*asked by Brittany on January 22, 2011* -
## Geometry

Lesson 9 Unit 2: Geometry Unit Test Part 1 Question 1: *There is an image* Name a pair of complementary angles. A.) ∠1 and ∠4 B.) ∠1 and ∠6 C.) ∠3 and ∠4 D.) ∠4 and ∠5

*asked by Tristan on March 1, 2019* -
## Geometry

*asked by Brian on June 3, 2016* -
## geometry

A board on the wall in Jeremy's class has 4 right angles, 4 equal sides, and 2 pairs of parallel sides. Which quadrilateral is it?

*asked by Ms.Vargas on April 3, 2013* -
## Math

If the measure of an interior angle of a regular polygon is 165, find the sum of the measures of its interior angles

*asked by Erin on October 3, 2014* -
## Calculus

Show that the curves r=acos(è) and r=cos(è) intersect at right angles. can it be shown that the derivative of one is the negative reciprocal of the derivative of the other?

*asked by Amy on April 5, 2007* -
## physics

how do you find the magnitude of the verticle component of velocity of a projectile just before it strikes the ground if you know the horizontal component but no angles?

*asked by gael on September 27, 2008* -
## math

Find the measure of the third angle of a triangle given the measure of two angles are 86º and xº. A. 86-x B. 90-x C. 94-x D. 180-x My answer was A. Please correct me if I am wrong. Thank you

*asked by Kaashif on October 10, 2016* -
## math

Two angles are complementary. One angle is twice the other. The largest angle has a measure of what. 120, 60, or 45

*asked by Nina on January 15, 2012* -
## geometry

One of the angles in a right triangle has a measure of 73 degrees. What is the measure of the other acute angle?

*asked by Anonymous on November 1, 2011* -
## Math

Find the third angle of aright angle if one of the angles measures 24 degrees

*asked by Trevor on January 18, 2012* -
## Math

Find the third angle of aright angle if one of the angles measures 24 degrees

*asked by Trevor on January 18, 2012* -
## 12th grade

i need help, can someone determine the quadrant in which the angles lie? pie/5 7pie/5 -pie/12 -2

*asked by ashley on March 21, 2010* -
## geometry

Solve for the value of y and the measures of angles 1 and 3. m angle 1=(10y+2) m angle 3=(12y-8)

*asked by sarah on October 6, 2010* -
## geometry

angle xoz (5m-5) angle yoz (7m+29) these are supplementary angles. How do you solve?

*asked by D on January 4, 2013* -
## Math

Which quadrilateral has four congruent sides, its opposite sides are parallel, and does not have four right angles?

*asked by Tony B. on April 22, 2014* -
## math

Draw a trianglw whose perimeter is 13.3 cm and base angles are 45 degree and 60 degree

*asked by khushi on August 19, 2018* -
## Algebra 2

The measures of an angle and its complement differ by 22 degrees. What are the measures of the angles?

*asked by Kathy on September 6, 2010* -
## Geometry

1. AB has endpoints A(8,K) and B(7,3). The slope of AB is 5. What is K? 2. Two angles of a triangle measure 68 and 54. What is the measure of the third angle?

*asked by Chelsey on July 27, 2013* -
## pleeaasee hellpp!!

A and B are positive acute angles. If sin A=(3/5) and cosB= (12/13) find the value of sin (A+B)

*asked by Please Answer :) on May 26, 2010* -
## geometry

what polygon has exactly three side of equal lenghth and exactly two angles of equal measure?

*asked by Stevi on January 20, 2010* -
## geometry

The measure of the angles of a triangle are in the ratio 3: 3: 4. Find the measure of each angle.

*asked by MELI on April 21, 2008* -
## Trigo

Find all angles between 0 and 2 phi inclusive which satisfy cot 2z = 1 + cot z

*asked by Tan on February 10, 2019* -
## math

The measure of one angle is 30 degrees less than one-third the measure of its supplement. Find the two angles.

*asked by lea on March 14, 2012* -
## geometry

one of the acute angles in a right riangle has a measure of degrees. what is the other acute angle?

*asked by lisa on July 14, 2011* -
## algebra

the three angles of a triangle are 3x,x+10, and 2x-40. Find the size of the smallest angle in a triangle

*asked by miles on October 26, 2010* -
## trig

Suppose that sin x = 1/5 and cos y = 2/3, and x and y are each angles in Quadrant 1. Determine sin(x+y).

*asked by jj reddick on October 22, 2010* -
## Math

The angles of a quadrilateral in the ratio 2:3:4:1 . Find the measure of each angle of the quadrilateral.

*asked by Shahana on August 4, 2016* -
## Geometry

If one angle is 2x+y and the other angle is 10x-4y how do you solve it? They are both right angles. Do you set them equal to each other?

*asked by Bryce on September 25, 2012* -
## Vectors

Consider the parallelogram with verticies (0,0), (3,0), (5,3) and (2,3). Find the angles at which the diagonals of the parallelogram intersect.

*asked by Ally on May 22, 2010* -
## geometry

whats the angle of a perpendicular bisector if the angles are x-2 and the other angle is 80 degress?

*asked by Anonymous on February 17, 2011* -
## Math

If two angles are complementary and one angle measures 35 degrees, what is the measure of the other angle?

*asked by Danee on October 6, 2011* -
## Math

When the measure of two angles are equal, what can be the said of the measures of their supplement? What can be the said of the measures of their complement?

*asked by Jillian on November 19, 2017* -
## Math

The ratio of the measures of the three angles of a triangle is 2:5:8. What is the measure of each angle of the triangle.

*asked by MP on January 18, 2013* -
## geometry

Two angles

*asked by Max R on November 1, 2011* -
## math

if angle 1 and angle 2 are supplementary angles, then one of them must be acute. Counter exmaple?

*asked by boberto on January 27, 2016* -
## Math

The measure of two complementary angles are in the ratio 7:11. What is the measure of the smaller angle?

*asked by helen on February 23, 2012* -
## Physics

True or false Consider a simple frictionless roller-coaster. It begins at x = 0, at a height of y = H. Then it drops into a dip, reaching a minimum at x = 100, with zero height (y = 0). Finally, it goes back up at x = 200, but only reaches a height of y =

*asked by Monica on March 12, 2014*