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A.)23 B.)30 C.)53 D.)60
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4 votes
A.)23
B.)30
C.)53
D.)60

A.)23 B.)30 C.)53 D.)60-example-1
User Vinay S Shenoy
by
3.8k points

1 Answer

1 vote

Answer:

m∠ABC = 150°

Explanation:

180° - 90° = 90°


(2x+14)+(x+7)=90


(2(23)+14)+(23+7)=90


((46)+14)+(30)=90


(60)+(30)=90


x=23

90° + 60° = 150°

User Tomblomfield
by
3.6k points
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