Question

find the area of the shaded portion​

Answer 1

Answer:

$2) \\ 23 \times 15 - 19 \times 11 \\ 345 - 209 \\ 136 {cm}^{2}$

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Answer 2

Answer:First figure

To find the area of shaded part divide the shade portion into two rectangles and the subtract the common part.

2×15 + 2×20 - 2×2

30 + 40 - 4

70 - 4

66

Second figure

To find the area of shaded part find the area of whole figure and then find the area of unshaded part and subtract them.

23×15 - 11×19

235 - 209

26