Question

I need help!

Determine the area and perimeter of the polygon with the vertices of (3,9) (3,0) (8,0) (8,9)

Answer 1

Area: 45 Perimeter: 2,025

Explanation:

Base= 5

Height= 9

Area: 5 x 9 = 45

Perimeter= base times base times height times height

Perimeter: 5 x 5 x 9 x 9 = 2,025