Question

(1d) The coordinates of a rectangle are (3, 0), (3, -5), (-4, 0) and (-4, -5). What is the area of this rectangle?

Answer 1

35

Explanation:

distance formula: √(x2-x1)^2+(y2-y1)^2

√(3-3)^2+(-5-0)^2= √25= 5

√(-4-3)^2+(-0-0)^2= √49= 7

7(5)= 35