Answer:
The answer in D.
Step-by-step explanation:
In a quadratic expression, ax² + bx + c, c will be the constant.
They are as a result of the side angle side postulate. there is a vertical angle in the center, with a congruent side, and an equal angle (SAS)
A=1/2ab
Replace the variables with their value
15=1/2(3/2)b
Multiply 1/2 and 3/2

15=3/4b
Divide 3/4 on both sides
15/(3/4) is the same thing as

45/4=b
Answer:
the answer is the third option on the top row
Step-by-step explanation:
hope this helps!
Answer:12+13+2=27
Step-by-step explanation: pretty self-explanatory