First you need to know the definition of a complementary angle. That means that two angles add up to 90 degrees, or a right angle.
To find an angle complementary to a 78 degree angle, you need to subtract 78 from 90.
90 - 78 = 12
Answer:
4 cm
Step-by-step explanation:
to find the volume you multiply the lengths of all three sides together:
let 'm' = missing side
32 = 4·2·m
32 = 8m
m = 4
Answer:
search up-area of circle formula and circumference of a circle formula
Step-by-step explanation:
71/100 because 71 cant be divided by anything
Answer:
r=94.2
Step-by-step explanation:
C=pi`d
C=3.14 multiplied by 30
C equals about 94.2
