HELP ME 7th grade math
The shapes are in the picture!

The roof of a house is in the shape of a house is in the shape of a square pyramid. The slant height of the pyramid is 17 feet, and the length of each side of the square is 30 feet. What is the lateral surface area of the pyramid in square feet?

A. 1,920 feet radius 2
B. 2040 feet radius 2
C. 1,020 feet radius 2
D. 1,410 feet radius 2​

Adecibel is a logarithmic unit that can be used to measure the intensity of a sound. the function y = 10logx gives the intensity of a sound in decibels, where x is the ratio of the intensity of the sound to a reference intensity. the reference intensity is generally set at the threshold of hearing. use the graphing utility to graph the decibel function.a whisper has a sound intensity of 30 decibels. use your graph to you complete the following statement. the sound intensity of a whisper is times the reference intensity.

Two airplanes start at the same place and travel in opposite directions,one at 395 miles per hour and the other at 422 miles per hour. how many hours will it take for the planes to be 2451 miles apart?

Which ordered pair identifies a point in quadrant iv? a) (2, 5) b) (0, 1) c) (-1, -1) d) (12, -5) which quadrant is (-4,-6) in? a) i. b) ii. c) iii. d) iv.