2b^2+9
when b=3
First we have to replace b by the number giving
2(3^2)+9
(2)(9)+9
18+9
= 27
I hope that's help !
Answer:
72
Step-by-step explanation:
Hope it helps
Answer:
29
Step-by-step explanation:
f(8)=5(8)-11
=40-11
=29
Answer:
Step-by-step explanation:
Given that segment BC is the base of the triangle, this drawing shows that triangle ABC is an equilateral triangle.
Since;
<B = <C = 60°
Then,
<A + <B + <C =
<A + 60° + 60° =
<A = -
= 60°
Thus,
AB = BC = AC = 6 inches
The construction is attached to this answer.