Question

The area of the triangle shown below is 80 cm^2. Find the value of x. (The figure is not drawn to scale.)
Answers:

8

16

32

160

Answer 1

A = 1/2 * b * h

80 = 1/2 * b * h

Answer 2

80 = 1/2 * b * h

80 = 1/2 * 10 * 2x

Answer 3

1/2 * 10 * 2 = ?

Answer 4

10

Answer 5

80 = 1/2 * 10 * 2 * x

80 = 10 * x

Answer 6

x = ?

Answer 7

8

Answer 8

Correct.

Answer 9

can u help me with this question? Five times the width of a certain rectangle exceeds twice its length by one inch, and three times its length is ten more than its perimeter. Find the width of the rectangle.

21 inches

10 inches

42 inches

52 inches