Question

the area of a trapezium of height 15m is 30m^2. if one of the parallel sides is 30m, find the length of the other side​

Answer 1

answer:

Let the length of the other parallel be L

Thus, 480=1/2x15x(20+L)

⇒ (20+L)= 480x2/15 =64

⇒L=64-20=44 m