Answer:
x
=
d/
C
+
r/
C
Step-by-step explanation:
The "/" means fraction
Mark me as brainliest please
Answer:
324
Step-by-step explanation:
square has 4 sides.
perimeter adds all sides to make 72
72/4=18 units each side
length * width =area of square
square has all sides equal, so 3y and 2x are tricks to confuse. All sides are 18.
18*18= 324
Answer:
-3
Step-by-step explanation:
divide 7 on both sides -21/7 = -3
w=-3
Answer:
C
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 = 18, so
sum = 180° × 16 = 2880° → C
