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Please help me! Angles A and B are complementary. If mA is 48", what is the measure of ZB? OA. 48° OB. 42° OC. 132° OD. 312°

Please help me! Angles A and B are complementary. If mA is 48", what is the measure of ZB? OA. 48° OB. 42° OC. 132° OD. 312°
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Please help me! Angles A and B are complementary. If mA is 48", what is the measure of ZB?

OA. 48°
OB. 42°
OC. 132°
OD. 312°

Please help me! Angles A and B are complementary. If mA is 48", what is the measure-example-1
User Ronniemagatti
by
7.8k points

2 Answers

1 vote

Answer:

B) 42°

Explanation:

"complementary" means the angles add up to 90°

48° + 42° = 90°

Angle B must be 42°.

User Adrian Pirvulescu
by
8.1k points
5 votes

Answer:

42 degrees

Explanation:

Complementary angles add up to 90 degrees

90-48=42

User Anyavacy
by
7.8k points
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