Answer:
I think the answer is.. .
Step-by-step explanation:
(b)
Answer:
11
Step-by-step explanation:
√121=11 so right answer is B
Answer:
0.0625 is what i got
Step-by-step explanation:
64, -32, 16, --8, 4, -2, 1, -.5, .25, -.125, 0.0625
((n-2)×180)/n = 156
(n-2)×180=156n
24n =360
n =15
360/n =36
n = 10
a)15 b)10