Question

The area of a trapezium of height 12cm is 288cm2. If one of the parallel sides is
he area of a trapezium of height 12 cm is 28

Answer 1

Answer:

20cm

Step-by-step explanation:

given a trap. with one parallel said which is 28 cm and height is 12cm

area of trap. = 1/2*sum of parallel sides*height

area of trap is given 288cm^2

1/2*(28+x)*12= 288^ 2

28+x=288/6

x=48-28

x=20cm