144 degrees, q=s, so 3a=4a-12. a=12, and 12*12= 144
we know that
The internal angles of the triangle
are
Angles



The internal angles of the triangle
are
Angles



therefore
the answer is

Answer:
I don't know the answer to the first one, but the second one's answer is 8.625
Step-by-step explanation:
1.5*2.5 + 1.5*2.5 + (1.5*1/5)/2 = 3.75 + 3.75 + 2.25/2 =
7.5 + 1.125 = 8.625
Answer:
6 put of 8, 3/4, or 75%
Step-by-step explanation:
Hope this helps ! :) good luck