Question

2
Q28. Simplify: 1
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1.
Q29. Find the area of trapezium whose parallel sides are 12cm and 21cm and the distance between them is 11 cm​

Answer 1

$\mathbb{A = \frac{a + b} {2}} h$

Hope it helps you

Answer 2

Answer:

1upon2 × sum of aal the parallel sides ×height

1/2(12+21)×11

=181.5