# High School

**physics**

if an 80 meter high object placed 2 meter from a convex lens forms an image whose distance from the object is 2 meter; show with the aid of a diagram with appropriate scale the height of the image formed and confirm your answer using mirror law formula?

**Physics**

Searches related to a stone is projected vertically upward with a speed of 14m/s from a tower 100m high. find the maximum height attained and the speed with which it strikes the ground

**Economics**

Suppose you are a producer of friendship bracelets. How would the following events affect your/the market's willingness and ability supply friendships bracelets? Match the event on the left to the proper determinant on the right. 1. The price of friendship bracelets decreases...

**Economics**

Suppose you are a producer of friendship bracelets. How would the following events affect your/the market's willingness and ability supply friendships bracelets? Match the event on the left to the proper determinant on the right. 1. The price of friendship bracelets decreases...

**Math**

You wish to paint your room. It's four walls measures 9ft high and 10ft wide. If one gallon of paint covers 120sq. ft, how many gallons of paint will you need? Please help?!!! Need this. Urgent.. With solutions please 🤖

**geography**

examine the sphere of influence of an organisation that renders a service in your are. e.g. clinic, hospital, a local high school?

**math**

Anna earned some movie money by shoveling the driveway. sHe shoveled 1/5 of the driveway after school, then 1/2 of what was left after she did her math homework, then finished the remaining 200 square feet after supper.

**Flying birds english school**

a person in a kayak starts paddling, and it accelerates from 0 to 0.36 m/sec in a distance of 0.8m if the combined mass of the person and the kayak is 80 kg,what is the magnitude of net force acting on the kayak...??

**English**

1. She spoke in a very loud voice. 2. She spoke in a very high voice. 3. She spoke in a very low voice. 4. She spoke in a very soft voice. 5. She spoke with a very loud voice. ----------------------------------- Does #1 mean #2? Can we use both #3 and #4? What about #5? Can we...

**Economics**

1. According to the data table below, what is the unemployment rate?: Total Population: 1,500 Population under 16 or institutionalised: 360 Not in the labor force: 450 Unemployed: 69 Workers with part-time work who want full-time: 30 A. 10% B. 11% C. 8.4% D. 6.9% E. 14% 2. ...

**math**

A boy reaches his school 1.4km away in 1hr 40mins at what speed does he travels?

**pre cal**

NASA launches a rocket at t=0 seconds. Its height, in meters above sea-level, as a function of time is given by h(t)=−4.9t^2+115t+220. Assuming that the rocket will splash down into the ocean, at what time does splashdown occur? The rocket splashes down after ? seconds. ...

**Econ**

Please help me and review my answers for my quiz. Let me know which ones you believe to be right and wrong. 1. When P = AR = MR = AC = MC: X economic profits are positive. economic profits are zero. economic profits are negative. normal profits are zero. normal profits are ...

**statistics**

A large school district would like to estimate the mean score for all of its 5th grade students on a certain mathematics achievement test known to produce scores that are normally distributed in this population. In a pilot study, n = 25 randomly selected 5th graders take the ...

**English**

1. The mountain is so high. We had better go for it. 1-1. The mountain is so high. We had better not go for it. 2. The mountain is so high. We had better go from it. 3. The mountain is so high. We had better go away from it. 4. The mountain is so high. We had better go around ...

**physics**

A high fountain of water is located at the center of a circular pool as in the figure. A student walks around the pool and estimates its circumference to be 177 m. Next, the student stands at the edge of the pool and uses a protractor to gauge the angle of elevation of the top...

**math**

A carpenter wants to use a 12-foot ladder to reach a window that's 10 feet high. Which formula would you use to determine how far to place the ladder from the base of the house?

**precalc**

A projectile is launched from a platform 10 feet high with an initial velocity of 72 feet per second, The height h of the projectile at t seconds after launch is given by h = –16t2 + 72t + 10 feet.

**math**

The angle of elevation of the top of a tower from a point on a level ground 450m away is 20° find how high the tower is from the ground

**Physics**

An astronaut wearing a spacesuit can jump 0.5 m vertically at the surface of the earth. The gravitational acceleration on Mars is 0.4 times that on the earth. If her takeoff velocity is the same, how high can the astronaut jump on Mars?

**physics**

6. Cleo and Clare are looking from their balcony to a swimming pool below that is located 15 m horizontally from the bottom of their building. They estimate the balcony is 45 m high and wonder how fast they would have to jump horizontally to succeed in reaching the pool. What ...

**math**

John walks 600m from his house to the bus stop. He then travels 3200m by bus to his school. How far does john travel to get to school

**intermediate algebra**

Mr. Lakandula would like to increase his production of milkfish due to its high demand in the market. He is thinking of making a larger fishpond in his 8000 sq. m lot near a river. Help Mr. Lakandulaby making a sketch plan of the fishpond to be made. Out of the given sutuation...

**Delta**

According to a previous report, 25% of households had some type of high-speed Internet connection. Suppose 8 households are selected at random and the number of households with high-speed Internet is recorded (a) Find the probability that exactly 3 households have high-speed ...

**math**

please help me solve this problem quickly! John and Melanie are designing a science experiment for the school science fair. Their experiment requires a large amount of copper wire. They need 22 spools of copper wire that each contains 31 meters of wire. How many kilometer of ...

**Prealgebra**

I've got a couple questions here, and I'm not sure how to solve any of them. 1. Armen is covering his countertop with new tile. His countertop is 3 meters long, and 2 meters wide. Each square tile is 10.5 centimeters on either side. Approximately how many tiles does he need to...

**Physics**

A roller coaster cart is pulled up to the top of the hill 45 m high before it plunges down to its lowest point, 5 m above the ground. What is the cart’s speed at this point? What is its potential energy if the mass of the object is 5 kg?

**math**

In a school of 960 pupil,48 were absent on a day. Calculate the percentage absent that day?

**maths**

In the school 4/5 of the students are boys and the no of girls is 100.find the no of boys?

**WRITTING SKILLS**

(1)When you are in school any subject seems a potential area for a good job.(2)But when you are out on your own,you may find it difficult to land a job.(3)When you are told time after time that there are no jobs.(4)And it is time for some creative thinking and acting. (5)Do ...

**MATH**

Out of 1200 pupils in a school, 900 are boys and the rest are girls. If 20% of the boys and 30% of the girls wear spectacles,find: a.how many pupils in wear spectacles b.what percent of the total number of pupils wear spectacles.

**English Check answers**

Transportation Strike Disrupts Westridge Thousands unable to get to work or school WESTRIDGE, Ohio—More than 600 transportation employees went on strike at midnight last night after the Westridge City Council rejected their demand for a 10% pay increase. The strike affects ...

**Math( Assignment Due Today)**

During a nature trip, Joni, Billy and Larry documented the location of an eagles nest. From point a, the campers observed the Eagles best on tip of a tree directly across a deep stream. The angle of elevation to the nest from point a is 35 degrees. The campers walked 42 m ...

**WRITING SKILLS**

When you are in school, almost any subject seems a potential area for a good job. What correction should be made to this sentence? 1 replace your are with one is 2 remove the comma after school 3 change Subject to subject 4 insert a comma after area 5 no correction is necessary

**Math**

A framed picture 20 inches wide and 36 inches high is shown in the diagram below. The picture will be hung on a wall where the distance from the floor is 10 feet. The center of the picture frame must be 2 3/4 feet from the floor. A) determine the distance from ceiling to the ...

**Grammar**

I need to find a subject, verb and a object in this sentence. 1.Set a high value on spontaneous Kindness. Subject- verb- Object-

**Math**

Ama, Karla and Daniel are siblings. Ama is 3 years older than Karla and Daniel is 2 years older than Ama.The sum of their ages is 32. How old is each child. Please help me I don't know what to do, it's my High School Summer Holiday Homework!!! But I'm still in Sixth Grade!!!

**Adulte Electronic school**

s=k ln W * lottery numbers / g!^¥ + ([x:86:23]<€{fn t}) 1-How can I use this formula to get the five lotto numbers for 5/90 2-How can I place the 5 variable numbers (baseline)? 3-What are these values? 4-What compiler can I use to compile this formula?

**Math**

An observer atop a cliff sees a speedboat approaching a dock located at the base of the cliff directly below the observer. Express the distance, d, from the observer tot he boat as a function of the distance, x, from the boat to the dock, if the cliff is 150 feet high. State ...

**math**

in city high school,the marching band has 48 members and the orchestra has 36 member.if there are only 12 students who belong to only one group and all students belong to at least one group how many students belong to both group?

**Algebra**

The Pi (π) Club at Math High School was planning a fundraiser to sell pepperoni pizza. A pizza company donated enough ingredients to make the equivalent of 300 extra large pepperoni pizzas (16” diameter). In trying to determine the number of pizzas of each size to make...

**Algebra**

The Pi (π) Club at Math High School was planning a fundraiser to sell pepperoni pizza. A pizza company donated enough ingredients to make the equivalent of 300 extra large pepperoni pizzas (16” diameter). In trying to determine the number of pizzas of each size to make...

**Math**

The path of a satellite orbiting the earth causes it to pass directly over two tracking stations A and B, which are 35 mi apart. When the satellite is on one side of the two stations, the angles of elevation at A and B are measured to be 87.0° and 84.2°, respectively. (Round...

**Math: Personal Finance**

Over the past 30 years, interest rates have varied widely. The rate for a 30-year mortgage reached a high of 14.75% in July 1984, and it reached a low of 4.64% in October 2010. A significant impact of lower interest rates on society is that they enable more people to afford ...

**Math (pre-celc 12)**

In how many ways can a school president, a vice-president, and secretary be chosen from 21 students? I'm not sure to find this answer since there is no order in which they are chosen.

**math**

The planet Mercury travels 180,600 miles in its orbit during the 7 hours that make up a typical school day. Find the unit rate.

**Physical Science Please Check Answers?**

I have difficulties understanding physical science and I'd really appreciate it if someone would check over the answers of my practice quiz. I have a test coming up and I really don't want to fail it. I marked my answers with a ******. Thank you in advance! 1. A transverse ...

**Math**

A cliff on the bank of a river is 250m high if d angle of depression of d point of d opposite side of the river is 50 degree,find the width of d river

**Maths**

A cliff on the bank of a river is 250m high if the angle of depression of the point of the opposite side of the river is 50 degree,find the width of the river

**Maths**

A cliff on the bank of a river is 250m high if the angle of depression of the point of the opposite side of the river is 50 degree,find the width of the river

**Physics**

a ball of mass 100g is dropped from the top of a vertical cliff 45m high. Given that the velocity just before striking the sandy beach is 30m/s and the ball penetrates the sand to a depth of 10cm. Determine its average retardation force

**accounting**

Tyler Constructions constructed a new campus block to house Business School. The building cost a tool of $180,000,000 to construct and was completed 30 March 2011, with an expected useful life of 60 years and residual value of $10,000,000. The building is depreciated on a ...

**social studies.**

1. In 1886, a group of national trade unions formed the _____. b. American Federation of Labor. 2. Who was the steel company owner who built his company through vertical integration? c. Andrew Carnegie 3. John D. Rockefeller built his oil empire by creating _____. b. a ...

**math**

A certain baseball hit straight up in the air, is at height represented by: h(t) = 4 + 50t – 16t2 , where t is time in seconds after being hit and h(t) is in feet. The function is valid for t > 0, until the ball hits the ground. a) Sketch the graph of this function. b) ...

**statistics**

the verbal section of GRE exam for admission into graduate school has a mean of 456 (s=140). Assuming the scores are normally distributed what percent of students will score 600 or higher? (choose range that fits your answer)

**Pre-Cal**

A 13-ft ladder leans against a building so that the angle between the ground and the ladder is 63 degrees. How high does the ladder reach on the building? (round your answer to the nearest foot)

**English**

Write a speech in the following situation- You are the leading actor in a school play It is the interval in the play. The first half was dreadful, with actors forgetting their lines, props falling over and the audience laughing for the wrong reasons..‟ Use a range of ...

**science**

When you return to your house from school, what is your displacement

**English**

When every pencil meant a sacrifice his parents boarded him at school in town, slaving to free him from the stony fields, the meagre acreage that bore them down. They blushed with pride when, at his graduation, they watched him picking up the slender scroll, his passport from ...

**physics**

In 1956, Frank Lloyd Wright proposed the construction of a mile-high building in Chicago. Suppose the building had been constructed. Ignoring Earth's rotation, find the change in your weight if you were to ride an elevator from the street level, where you weigh 532 N, to the ...

**Math , new Oxford public school.**

Find value of x and y in : 1/7x + 1/6y =3 1/2x - 1/3y =5 BY SUBSITUTING METHOD.

**math**

A cone-shaped glass and a tin can are filled with water. The height of the cone is 12" (12 inches) and it has a radius of 1.5" (1½ inches). The can is 2 inches high and has a diameter of 4 inches. Which container holds more water? How much more water does the larger container...

**physics**

an elevator weighs 8000N. It leaves the main floor and arrives to the 15th floor which is 45 meters high. How much work was done by the motor

**English**

1. Salt Lake City, Utah's capital and largest city, was founded in 1847. 2. Janice and Carla spent the day at the mall. 3. Standard time was adopted in the United States in 1884. 4. The geographic center of the United States is in Kansas. 5. The first safety lamp for miners ...

**Physics**

A boy throws a ball off the top of a 30m high building with a speed of 10m/s at an angle of 30 degrees to the horizontal. How far from the base of the building does the ball strike? I broke in up into 2 dimensional: X horizontal values: Xi=0 Xf=? Vi=8.6m/s. Vf=? a=0 Y vertical...

**Grammar**

Which is correct? They have made my high school experience unforgettable. Or They made my high school experience unforgettable.

**Psychology**

1. The subject of Stanley Milgram's controversial study was ______. groupthink group polarization conformity obedience 2. Based on Milgram's obedience study, it would be expected that a military soldier would be most likely to follow orders to shoot an enemy combatant in which...

**leadership development**

1.Even though Mike is a great basketball player, he tries with just half effort on drills during practice. This is an example of A wasting talent B getting distracted C allowing others to set goals 2.Jim would like to get a summer internship, but his dad thinks he should work ...

**Physics**

At high noon (sun rays fall perpendicular to the surface of the earth), the sun delivers 990 W to each square meter of a blacktop road, emissivity of 1 (blackbody). If the hot asphalt loses energy only by radiation, what is its equilibrium temperature? I have everything ...

**History ~ Help**

"Question: What factors led to the rise of Fascism?" "I'm not here to cheat, I'm here for help, any ideas? Thank You!" Throughout the 20th Century, Fascist leaders came to power in various countries, including Germany, Italy, Soviet Union, Japan, and Spain. Through document ...

**Chemistry**

Why ionic compounds have high melting points?

**English**

Can you summarize this case study 300 words minimum? Overview Hospital A: Porter Regional Medical Center (PRMC) Located on the east side of town, Porter Regional Medical Center (PRMC) was a for-profit hospital, consisting of 110 hospital beds, 8 of which were reserved for ...

**Algebra**

Scores on a statewide standardized test are normally distributed with a mean of 12.89 and a standard deviation of 1.95. Certificates are given to students whose scores are in the top 2% of those who took the test. This means that they scored better than 98% of the other test ...

**gaithersburg middle school**

RING TOSS Objective: Toss a ring onto the top of one of the green bottles. Method: You will have 3 chances to toss a ring. You will toss only one ring at a time from a distance of 5 feet. The bottle your ring lands on will be removed from the box after each toss. Investigate: ...

**physics**

A large aquarium has viewing ports so people can watch dolphins swim by. What is the net force on a rectangular window, 2.30 m wide and 1.20 m high, if the top of the window is 4.50 m below the surface of the water?

**math**

A suitcase measures 22 inches long and 16 inches high. What is the diagonal length of the suitcase to the nearest foot. 16^2 + 22^2 = C^2 256 + 484 = C^2 740 = C^2 SQRT of 740 = 27.20 in. The diagonal length to the nearest foot equals 2.26ft.

**math**

A suitcase measures 22 inches long and 16 inches high. What is the diagonal length of the suitcase to the nearest foot. 16^2 + 22^2 = C^2 256 + 484 = C^2 740 = C^2 SQRT of 740 = 27.20 in. The diagonal length to the nearest foot equals 2.26ft.

**SCIENCE**

a 2cm high object is placed at a distance of 20cm from concave mirror ,the real image is formed at 40cm from the mirror.calculate the focal length,size of image and magnification?

**Math**

1. Subtract (4x + 2y) – (8x – 3y). –4x – y 12x – y 12x + 5y –4x + 5y 2. Determine the best name for the quadrilateral. Graphic rectangle rhombus trapezoid parallelogram 3. Which figure has rotational symmetry for an angle of rotation of 270°? graphic graphic ...

**7th Grade Math**

Use familiar figures to to find the area of the figure shown. Show all work. Since I can't provide a picture, here is the description. It looks like a rocket ship. There is a triangle with a width of 4 inches. A rectangle with a base of 3 inches and a width of 10 inches. ...

**SOCIAL**

during summer, the beach is crowded. the people who come to the beach, leave it dirty when they go. a small group of school and college students volunteer to clean the beach. how will they plan to carry out the activity. 1. no. of participants 2.materials to carry 3. time plan...

**math**

A lighthouse is 10 m high and is situated on a vertical cliff which is 70 m above sea-level.The beam of light from the is 192 m from the foot of the cliff.how long is the beam of light at that instant?

**Physics**

A ball is thrown vertically upward from the edge of a bridge 29.0 m high with an initial speed of 20.0 m/s. The ball falls all the way down and strikes the water below. Determine the time it takes the ball to strike the water.

**math**

32foot ladder at a 70degree angle. How high is top of ladder

**Math**

A 104 ft. ladder is leaned against a wall. If the base of the ladder is 40 ft. from the wall, how high up the wall will the ladder reach? 104ft.^2 + b^2 = 40ft.^2 10,816 + b^2 = 1,600 0 + b^2 = 10,816 - 1,600 = 9,216 C^2 = SQRT of 9,216 or 96ft.

**Math**

A 104 ft. ladder is leaned against a wall. If the base of the ladder is 40 ft. from the wall, how high up the wall will the ladder reach? 104ft.^2 + b^2 = 40ft.^2 10,816 + b^2 = 1,600 0 + b^2 = 10,816 - 1,600 = 9,216 C^2 = SQRT of 9,216 or 96ft.

**math**

A 104 ft. ladder is leaned against a wall. If the base of the ladder is 40 ft. from the wall, how high up the wall will the ladder reach? 104ft.^2 + b^2 = 40ft.^2 10,816 + b^2 = 1,600 0 + b^2 = 10,816 - 1,600 = 9,216 C^2 = SQRT of 9,216 or 96ft.

**math**

A 104 ft. ladder is leaned against a wall. If the base of the ladder is 40 ft. from the wall, how high up the wall will the ladder reach? 104ft.^2 + b^2 = 40ft.^2 10,816 + b^2 = 1,600 0 + b^2 = 10,816 - 1,600 = 9,216 C^2 = SQRT of 9,216 or 96ft.

**Physics I (Classical)**

Three students have been studying relative motion and decide to do an experiment to demonstrate their knowledge. The experiment plan calls for Jane to drive her pickup in a straight line across the parking lot at a constant speed of 11.2 m/s. Fred is in the back of the truck ...

**Language Arts (Check My Answers**

13. Complete the sentence with the word that has the most positive connotation. She was wrong and too_____ to admit it. ￼￼￼￼￼￼￼￼￼￼￼￼bullheaded headstrong hardheaded determined...

**Algebra**

Most states require students to pass an algebra course in order to graduate high school. Why do you think this is? Explain why you agree or disagree with this requirement I just want to read other people's answers

**Modeling our world**

In the Fall Semester, many high schools hold special events to welcome students back to school and to help the students new to the school get into the spirit of the new year. The Student Council decided to order spirit ribbons for all students to wear at a special assembly. ...

**south carolina history**

Which describes Hurricane Hugo’s impact on South Carolina’s economy? ~Hugo caused billions of dollars in damage but rebuilding efforts kept the state’s economy growing. ~The hurricane destroyed much of the coast and caused the state to suffer an economic slowdown...

**history**

Which describes Hurricane Hugo’s impact on South Carolina’s economy? ~Hugo caused billions of dollars in damage but rebuilding efforts kept the state’s economy growing. ~The hurricane destroyed much of the coast and caused the state to suffer an economic slowdown...

**Social Studies (check my answers)**

1. Mexico's economy is based largely on (2 points) oil exports. mining. agriculture and livestock.** industry. 2. Many indigenous people in Guatemala live in the mountains because (2 points) it is the only land available to them. the soil is very good for farming. they don't ...

**I need some one to help me out**

ok all i need is some help on what i can write..i mean i have it write but does this sound like a good story to put for a thing i have to do? “What are you looking at?” I growled at a blonde haired girl that was staring at me with her bright blue eyes, making me feel ...

**CHECK MY ANSWERS FOR ENGLISH PLEASE**

11. Read the following paragraph found in the selection from "From Emperor to Citizen." The "Articles for Favorable Treatment" stipulated that I could live temporarily in the Imperial Palace without fixing any definite time limit. Apart from three large halls that were handed ...

**Comparing**

A Middle Eastern restaurant recorded the number of times 2 dinner appetizers, hummus and baba ghanoush, were ordered every day for 1 month. The restaurant calculated the mean number of times each appetizer was ordered and the MAD (mean absolute deviation) for each appetizer. ...

**Math ---HELP!!!!!**

30% of the fifth grade students in a large school district read below grade level. The distribution of sample proportions of samples of 100 students from this population is normal with a mean of 0.30 and a standard deviation of 0.045. Suppose that you select a sample of 100 ...

**Physics**

The quarterback of a football team gets off a perfect pass at an angle of 30 degrees with the horizontal. His receiver gathers it in 12.2m downfield from the passer at the same height above ground as the passer's throwing hand. a. What was the ball's velocity as it left the ...