Question

in a cyclic quadrilateral PQRS, 5 angel Q=7 angel S, then find angle Q, ​

Answer 1

Answer:

Step-by-step explanation:

Q+S=180°

But 5Q=7S

Q ( 5/7) = S

Q+Q(5/7)=180

(12/7)Q=180

Q=180×7/12

Q=105°

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Answer 2

Angle Q + Angle S = 180

By multiplying both sides by 7 .

7 angle Q + 7 angle S = 180 multiply 7

= 1260

5 angle Q + 7 angle Q = 1260

12 angle Q = 1260

angle Q 1260 / 12

angle Q = 105.

Therefore, angle Q = 105.

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