the answer is 91. because 40 - (- 51) the negative would be multiply by -51 making negative -51 a positive
Answer:
C=84
Step-by-step explanation:
Since you use 3 for pi. You plug the radius into the formula. C=2×3x14=84
12 x 14 x L = 1680
168 x L = 1680
L = 1680 / 168
L = 10 feet
Co interior angles' sum is 180°
A.
x - 9 = 0
+ 9 + 9
---------------
x = 9
