The surface of the Earth is about 198,000,000mi2. If Pangaea covered 1/3 of the Earth's surface, how many square miles did it cover? A.1000 miles2
B.33,0000mi2
C.66,000,000 mi2
D.77,000,000mi2

David must install fencing around a lot that is shaped like a right angle. the side of lot that runs east-west is 200 ft long. the side of the lot runs north-south is 125 ft long. calculate how many feet of fencing he will need to surround the entire lot.

If 10 men take 18 days to mow 60 acres of grass, how long will 15 men take to mow 80 acres?

Write an equation of the line that passes through the point (2, 3) and is perpendicular to the line x = -1. a) y = 1 b) y = 3 c) y = 0 eliminate d) y = -3