152k views
1 vote
Za and Zb are complementary angles. Za measures 78º.
What is the measure of Zb?

1 Answer

3 votes

Answer:

12

Explanation:

complementary angles sum up to 90 degrees

Za = 78

Za + Zb = 90

Zb = 90 - Za

Zb = 90 - 78

Zb = 12

User Nathan Farrington
by
8.1k points