Answer:
pi = pi
Step-by-step explanation:
Circumference = 2 * pi * r
Equation you need:
43.96 = 2 * pi * 7
43.96 = 2 * 7 * pi
43.96 / 14 = pi
pi = 3.14
6:A
7;B
8;c
9;A
10:c
11;b
12:A
gradient 1/2, y-intercept 9
Step-by-step exp
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hope it helps