Think of a trapezoid with b1 and b2 as the length of the bases, h as the length of the altitude, and A as the area. Find the missing parts.

b1 b2 h A
6 2 18

Question

Think of a trapezoid with b1 and b2 as the length of the bases, h as the length of the	 altitude, and A as the area. Find the missing parts.

b1	b2	h	A
6		2	18

anonymous · Answer

attachment

anonymous · Answer

h       
Area of trapezoid = ---- * (b1 + b2)
                                      2        

Here area = 18 , h=2, b1=6 and we have to find b2
            2
18 = ---- * (6 + b2)
            2

18 = 1 * (6 + b2)
18 - 6 = b2
12 = b2