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Burka [1]
3 years ago
6

X = a.) 82 b.) 98 c.) 262

Mathematics
1 answer:
Katarina [22]3 years ago
5 0

Answer:  Option 'a' is correct.

Step-by-step explanation:

Since we have given that

There is a cyclic quadrilateral .

As we know that Sum of opposite angles of a cyclic quadrilateral is supplementary.

So, it becomes,

98^\circ+x=180^\circ\\\\x=180^\circ-98^\circ\\\\x=82^\circ

Hence, the value of x is 82°.

Therefore, Option 'a' is correct.

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440 = \pi *7*(7+\sqrt{h^2+7^2})\\\\440 = 7\pi (7 + \sqrt{h^2+7^2})\\\\\frac{440}{7\pi } = 7 + \sqrt{h^2+49}\\\\\frac{440}{7\pi } - 7 = \sqrt{h^2+49}\\\\\frac{440-49\pi}{7\pi} =\sqrt{h^2+49}\\\\

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