codman385 codman385

15-08-2020
Mathematics

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Find m∠PQR. A. 81 B. 90 C. 77 D. 72

Find mPQR A 81 B 90 C 77 D 72 class=

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jimthompson5910 jimthompson5910

15-08-2020

Answer: D. 72

Work Shown:

Angle PQR = (far arc - near arc)/2

Angle PQR = ( (major arc PR) - (minor arc PR) )/2

Angle PQR = ( (2x+252) - (2x+108) )/2

Angle PQR = 144/2

Angle PQR = 72

Notice how we didn't need to find the value of x at all.

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