Answer:
I think C the fourth graph
Step-by-step explanation:
Answer:
a = 15
Step-by-step explanation:
This is your given:

You are going to want to get a alone to get what a equals.

Multiply 3 on both sides to get the a alone

Answer:
True
Step-by-step explanation:
In the Pythagorean Theory, a^2 and b^2 both represent two legs of a right triangle while c^2 represents the hypotenuse.
<u>Answer (1):</u>
Coefficient of any term means the number multiplied in that term including sign.
is same as
.
Hence required coefficient is 1.
<u>Answer (2):</u>





Hence final answer is 166
<u>Answer (3):</u>



Hence final answer is 