Drag each tile to the correct box. Using the order of operations, what are the steps for solving this expression?

40=8+32 +(15–7)x2

Arrange the steps in the order in which they are performed.

3 “squared”

15-7

14 +16

40:8

8x2

5+9

Grace is standing 18 feet from a lighthouse and kelly is standing 10 feet from grace. the angle that grace looks up to see the top of the lighthouse is 45°. the angle that kelly looks up to see the top of the lighthouse is y°. find the height, h, of the lighthouse. find the angle, rounded to the nearest tenth of a degree, in which kelly looks up to the top of the lighthouse. to the nearest tenth of a degree, find the value of x° . in two or more sentences, explain your calculations