Answer:
(b + 2)^2
Step-by-step explanation:
b^2 + 4b + 4
It's perfect square: a^2 + 2ab + b^2 = (a + b)^2
So
b^2 + 4b + 4 = (b + 2)^2
Answer:
x=5
Step-by-step explanation:
set up the equation like this: JK+KL=JL
(15)+(10)=(5x)
calculate to find x!
x=5
Answer:
π/4 in^2.
Step-by-step explanation:
The exact value = π r^2
= π * (1/2)^2
= π/4 in^2.
5 cm since a pentagon has 5 sides just multiply one side by 5
1x5=5