Question

Number 19 and 20 help someone

Answer 1

Omg I have the same page as you. But here’s the first one for number 19

Answer 2

Oof... I remember this stuff. 
19.) The area of a trapezoid can be found by the formula: A=(a+b/2)h. Let me show you my work (on attachment). The answer is 1557 miles.

20.) Answer is 1904 inches but the work is on the next page.

And, sorry for taking so long!