A building is 139 ft tall. at noon it cast a shadow a 219 - ft. what is the sun's angle of elevation at that time.

A medium sized apple has 70 calories. This is 10 calories less than 1/4 of the calories in an old westie chocolate bar. How many calories are in the chocolate bar? What is the best model for yourr first step

Sam has nine yellow pencils in his desk 3/4 of his pencils are yellow how many pencils does Sam have in his desk

Olga purchases a rectangular mirror (the shaded region) that fits exactly inside a frame. The outer perimeter of the frame measures 60 cm by 80 cm. The width of each side of the frame is 10 cm. What is the area of the mirror?

An athlete completed race in 55.72 seconds how many times greater is a digit in the tenths place than the digit in the ones place

3 assembly lines can fill 24 orders for a shipping company in 10 hours. At the same rate, how many orders could 7 assembly lines fill in 5 hours for the company?

4x + y = 3 x - y = 2 Which equation (s) best represent the * Second step * of solving the system above? A. 2x-x = x-7 B. 2xy - 7 = 2 C. 4 (2 + y) + y = 3 D. 4x + (-2 + x) = 3

Subtracting 3xy2 from 8xy2 gives the same result as the expression

Expand and simplify (x+9) (x-3)

The "box" and whisker plot represents what

3% scored a ball is dropped and bounce to a height of 5 feet. The ball rebounds to 7% of the previous height after each bounce. The function could be used to be model to admit term in the sequence of the heights of the ball after drop is