Answer:
43.96m is the answer
Step-by-step explanation:
circumference of circle=2πr
=2*3.14*7
=43.96m
1.89×4=7.56 7×2.49= 17.43
17.43+7.56=24.99
so d is your answer
Answer:
B
Step-by-step explanation:
Sin 64=23/a. Let use trig identities to find other points
First, since sin and cos like are complementary angles we can use this formula

sin 64=23/a


So cos 26=sin 64 so B is a answer
Answer:
c.
Step-by-step explanation:
because it says monthly fix cost and mothly means x