Question

Find the area of Fig. 20.25, in square cm, correct to one place of decimal.
(Take TI = 22/7)
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Answer 1

Answer:

$115.28 {cm}^{2}$

Step-by-step explanation:

area of semi circle+area of squre -

area of triangle

$= \frac{\frac{22}{7} \times {5}^{2}} {2} + {10}^{2} - \frac{1}{2} \times 6 \times 8$

${\frac{11}{7} \times25 } {} + 100 - 3\times 8$

$= \frac{275}{7} + 100 - 24$

$= 39.28 + 100 - 24$

$= 115.28$

Answer 2

Step-by-step explanation:

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