Please help! Already asked but no reasonable answer... A scale drawing of a movie screen is 21 inches long and 9 inches tall.
The actual screen is 30 feet tall.
a. What is the scale of the drawing?
b. Find the perimeter and area of the movie screen in the scale
drawing.
c. Find the actual perimeter and area of the movie

Given the two similar triangles, how do i find the missing length? if a=4, b=5, and b'=7.5 find a'

Bella want to know what the students at her school think of her show. which is the best group to survey to find this information a. go to the mall and ask all of the students she recognizes from school b. ask her viewers to call in durning an episode of the show c. get a list of students at her school from the office and use a random number generator to pick 30 of them d. get a list of students at her school from the office and pick the first 30 students on the list

Apiling for a high-rise building is pushed by two bulldozers at exactly the same time. one bulldozer exerts a force of 1250 pounds in a westerly direction. the other bulldozer pushes the piling with a force of 2650 pounds in a northerly direction. what is the direction of the resulting force upon the piling, to the nearest degree? a. 65 n of w b. 25 n of w c. 45 n of w d. 35 n of w