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4 votes
Find the m A. 31
B. 12
C. 74
D. 106

Find the m A. 31 B. 12 C. 74 D. 106-example-1

2 Answers

3 votes

Answer:

C is my answer

User Mmklug
by
8.0k points
4 votes

Answer:

D ∠U=106°

Explanation:

∠TRS=∠RTU=31 (corresponding angles)

Since all angles in a triangle add up to 180:

∠TRS+∠RTS+∠RST=180

31+(4x-5)+(7x+22)=180

48+11x=180

11x=132

x=12

∠RST=7x+22=7(12)+22=84+22=106

∠RST=∠U (opposite angles in a rhombus are equal)

∠U=106°

User Gmtek
by
7.8k points

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