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MATH SOLVE
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a stone falls from the top of a cliff into the ocean. In the air it had an average speed of 16m/s.In the water it had an average speed of 3m/s before hitting the seabed.The total distance from the top of the cliff to the seabed is 127 meters and the stone's entire fall took 12 seconds. How long did the stone fall in air and how long did it fall in the water?
General
4 months ago
In one minute you climb halfway up a rock wall. And another minute you are 24 feet above the ground after covering half of the remaining height. Write an equation you can use to find the total height H of the Rockwall
General
4 months ago
A linear function, f, has an x-intercept at (5,0) and a y-intercept at (0,3). Which best describes the shape of the graph of this function? As x approaches positive infinity, f(x) approaches 5. As x approaches positive infinity, f(x) approaches negative infinity. As x approaches positive infinity, f(x) approaches 3. As x approaches positive infinity, f(x) approaches positive infinity.
General
4 months ago
What are the solutions to 2x^2+7x=4? Select all that apply. A. 1/2 B. 4 C. -1/2 D. -4 E. 7 F. -7
General
4 months ago
Select the locations on the number line to plot the points −2/12 and 6/12 .
General
4 months ago
Soccer balls come in several different sizes. One of the soccer balls has a diameter of 24 centimeters. What is the volume of this soccer ball? Round your anwser to the nearest tenth.
General
4 months ago
A motorcycle wheel has 30 spokes on it. Which of the following is the angle between each of the spokes?A) 12 degrees B) 6 degrees C) 32 degrees D) 18 degrees
General
4 months ago
The area of a rectangle is (x4 + 4x3 + 3x2 – 4x – 4), and the length of the rectangle is (x3 + 5x2 + 8x + 4). If area = length × width, what is the width of the rectangle
General
4 months ago
An angle turns through 3/8 of a circle. Which is the measure of the angle?A) 75B) 135C) 240D) 260
General
4 months ago
Which of the following could be the ratio of the length of the longer leg of a 30-60-90 triangle to the length of its hypotenuse? Check all that apply. A. 2: 3 sqrt 3 B. sqrt 2: sqrt 3 C. sqrt 3: 2 D: 1: sqrt 2 E: 3: 1 sqrt 2 F: 2: 2 sqrt 2
General
4 months ago
What is the value of x? Enter your answer in the box. x = . Triangle G E H with segment E D such that D is on segment G H, between G and H. Angle G E D is congruent to angle D E H. E G equals 99.2 feet, G D equals 62 feet, D H equals left parenthesis x plus 2 right parenthesis feet, and E H equals 112 feet.
General
4 months ago
match each expression to its equivalent standard form
General
4 months ago
Meg constructed triangle POQ and then used a compass and straightedge to accurately construct line segment OS, as shown in the figure below:Which could be the measures of angle POS and angle POQ? Measure of angle POS is 25 degrees, measure of angle POQ is 40 degrees Measure of angle POS is 25 degrees, measure of angle POQ is 30 degrees Measure of angle POS is 20 degrees, measure of angle POQ is 40 degrees Measure of angle POS is 20 degrees, measure of angle POQ is 30 degrees
General
4 months ago
pleaseeeeeee answer!!!!!!!!!!!!There are eight planets in our solar system. Venus is the hottest planet, with an average temperature of 460°C. The average temperatures of some other planets are given in the table. Venus 460°C Earth 14°C Mars -60°C Neptune -214°C The net change in temperature from Neptune to Mars is _______°C. The net change in temperature from Earth to Neptune is ________°C. The net change in temperature from Venus to Earth is _________°C.
General
4 months ago
Mr. Keller bought a car for $20,000. A study shows that a car will depreciate (go DOWN in value) by 15% each year. How much is Mr. Keller’s car worth after 5 years? A) Formula used: B)Substitute values: C) Final answer D) Does this final answer make sense compared to the original cost of the car? Why? E) DESCRIBE (using a complete sentence or two) how you can solve this problem graphically. Please answer all
General
4 months ago
Determine the rigid transformations that will map ΔABC to ΔXYZ.a. Translate vertex B to vertex Z; reflect ΔABC across side AB.b. Translate vertex X to vertex C; rotate ΔXYZ to align the sides and angles.c. Reflect ΔABC across side AB; translate vertex C to vertex X.d. Translate vertex X to vertex A; rotate ΔXYZ to align the sides and angles.
General
4 months ago
If g(x) is the inverse of f(x) and f(x) = 4x+12 what is g(x)?
General
4 months ago
For a fixed loan amount, what happens to the monthly payment as the annual rate increases? a. as the annual rate increases, the monthly payment increases c. as the annual rate increases, the monthly payment stays the same b. as the annual rate increases, the monthly payment decreases d. no correlation
General
4 months ago
Consider the function f(x) = x2 + 12x + 11. x-intercepts: 0 = x2 + 12x + 11 0 = (x + 1)(x+ 11) y-intercept: f(0) = (0)2 + 12(0) + 11 What are the intercepts of the function? The x-intercepts are . The y-intercept is .
General
4 months ago
As cars passed a checkpoint, the following speeds were clocked and recorded. Speed (mph): 55 62 61 54 68 72 59 61 70 What are the minimum, first quartile, median, third quartile, and maximum of the data set? Show your work.
General
4 months ago
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