Question

answer 20 points for this

Answer 1

Answer:

i think answer is 7 or 12 ok

Answer 2

Answer is 12 cm.

=> Area of trapezium =(sum of parallel sides ) xh/2

Hence 88=(10+x)8/2 =(10+x)/4

88/4=10+x

22=10+x

x=22-10 = 12