199k views
5 votes
PLEASE HELP! picture below

PLEASE HELP! picture below-example-1

2 Answers

3 votes

Answer:

Angle B is 12 degree

Explanation:

90-78= 12

Complementary Angels add up to 90 degrees.

User Ttarczynski
by
4.0k points
4 votes

Answer:

12

Explanation:

90-78=12

complementary angles are on right angles, so yeah.

User Creamsoup
by
3.6k points