Answer:
150°
Step-by-step explanation:
the sum of the interior angles of a polygon is
sum = 180° (n - 2) ← n is the number of sides
here n = 12 , then
sum = 180° × 10 = 1800°
the 12 interior angles of a regular polygon are congruent , then
interior angle = 1800° ÷ 12 = 150°
Answer:
false!
Step-by-step explanation:
i just answered true and it was false. so false is correct!
Answer:
−2y2−2y+7
Step-by-step explanation:
−4y−7y2+5y2+7+4y−2y
=−7y2+5y2+7+0−2y
=−2y2+7+0−2y
=−2y2−2y+7
Answer: 1/85
Step-by-step explanation: easy put 85 over 1
1/85
Answer:
D
Step-by-step explanation:
x²=9
x=3; -3
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