Question

Atrapezium height is 18 centimetre as an area of 270 square centimetre one of its parallel side is 18 centimetre what is the length of the other parasites

Answer 1

Answer:

12cm

Step-by-step explanation:

area of trapezium = 1/2*(a+b)*h

270 = 1/2*(18+b)*18

270 = (18+b)*9

30 = 18+b

b= 12cm