4- adding because it’s the opposite
The formula for the circumference of a circle = 2 x radius x pi
The radius is given as 21 cm and pi = 3.142
Circumference = 2 x 21 x 3.142 = 131.964 cm
60 minutes in an hour
60 x 8 = 480
his class is 480 minutes long
Answer:
(-2,2)(5,-6)(5,2)
Step-by-step explanation:
just did this problem
