Answer:
yes yes no
Step-by-step explanation:
y = 2 ( x + 3/4 )^2 − 25 8
Answer:
Step-by-step explanation:
2.66a-6b
Step-by-step explanation:
Isolate the variable
10x - 7x = -20 - 8
3x = -28
x = -9.333333333333
Answer:
156°
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 = 15 , then
sum = 180° × 13 = 2340°
interior angle =
=
= 156°