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9. Triangle PRQ is an isosceles triangle with PQ = QR, and mQ = 112. What is mR? 10. Triangle DOG is an isosceles triangle with DO = OG, and mD = 18. What is mO?
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9. Triangle PRQ is an isosceles triangle with PQ = QR, and mQ = 112.

What is mR? 10. Triangle DOG is an isosceles triangle with DO = OG,
and mD = 18.

What is mO?

9. Triangle PRQ is an isosceles triangle with PQ = QR, and mQ = 112. What is mR? 10. Triangle-example-1
9. Triangle PRQ is an isosceles triangle with PQ = QR, and mQ = 112. What is mR? 10. Triangle-example-1
9. Triangle PRQ is an isosceles triangle with PQ = QR, and mQ = 112. What is mR? 10. Triangle-example-2
User Andrewmitchell
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7.6k points

2 Answers

5 votes

Answer:

a. 34

Explanation:

got ot right on edg

User TineO
by
6.9k points
5 votes
9. mR will be half of 180-112 or 34 degrees.

10. Since mD and mG are equal due to the triangle being isosceles. Therefore mO will be 180-2*18 or 144 degrees.
User David Grenier
by
7.8k points
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