Find the complementary angles of the following. 7. 12

A. 46
B. 78
C. 98
D. 31
E. 52
F. 64

See below

Step-by-step explanation:

Complementary angles add up 90°

Complementary angles of following are:

A. 46 ° >> 90° - 46° = 44°B. 78 ° >>  90° - 78° = 12°C. 98 ° >> 180° - 98° = 82°D. 31 ° >> 90° - 31° = 59°E. 52 ° >> 90° - 52° = 38°F. 64° >> 90° - 64° = 26°

The answer is, the streetlight is 18 inches tall.