The answer is 4.5 for the side length of the pentagon and 7.5 is the side length for the triangle because 7.5*3(3 sides) = 22.5 and 4.5*5(5 sides)= 22.5. The perimeter is 22.5
Answer:
n + d = 11, 5n + 10d = 70
, 10n + 5d = 70
Step-by-step explanation:
Answer:
have you been cheating and your answer i think is number 3
Step-by-step explanation:
Answer:
y=-1/5x+9
Step-by-step explanation:
-1/5x is the slope and 9 is y intercept
Answer:
8x^2 + 18x - 35.
Step-by-step explanation:
Area = (4x - 5)(2x + 7)
= 8x^2 + 28x - 10x - 35
= 8x^2 + 18x - 35.
