Complementary angles add up to 90.
Say the complementary angle is A.
Angle A + Angle B = 90
Angle A + 60 = 90
Angle A = 30 degrees
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Answer:
percentage increase calculator, formula
Step-by-step explanation:
calculations to find what percent increase from, 40 to 66, 65%
Answer:
10,972yd²
Step-by-step explanation:
the area of a triangle formula is base×height ÷ 2
104×211÷2 = 10972
243.875 to the nearest tenth place is 243.9
Answer:
A. 15, 20, and 25
Step-by-step explanation:
Note that 3-4-5 is a pythagorean triple via following:

Dividing 15, 20, and 25 by 5 nets you the pythagorean triple 3-4-5.