First step is to distribute.
-4a^2 - 6a +2 + 3a^2 -3
Combine like terms
-a^2 -6a -1
Answer:
C = 10
Step-by-step explanation:
Find the last side of the triangle using the Pythagorean theorem.

You have a and b already, a = 6, b = 8

solve this to get

C = 10
Apply the same to the other 2 triangles. C is your longest side!
Answer:
0.5×2/2=1/2 is the required fraction.
Answer:
Part 1) 
Part 2) 
Part 3) 
Step-by-step explanation:
see the attached figure to better understand the problem
step 1
Find the value of x
we know that
---> by addition segment postulate
we have

substitute

solve for x




step 2
Find the value of EF

substitute the value of x

step 3
Find the value of FG

substitute the value of x
