Answer:
∠ b = 12°
Step-by-step explanation:
Complementary angles sum to 90°, thus
a + b = 90 ← substitute a = 78
78 + b = 90 ( subtract 78 from both sides )
b = 12
That is ∠ b = 12°
Answer:
about a year I think
Step-by-step explanation:
Answer:
-30
Step-by-step explanation:
Used a calculator lol
Answer:
hshshsjksbsbsnakakalaoaj you are my world