Answer:
(7, 1/2)
Step-by-step explanation:
Multiply second equation by 2 and subtract.
3x - 4y = 19
- (4x - 4y = 26)
You get -x = -7
x = 7
Substitute x into any equation.
3(7) - 4y = 19
21 - 4y = 19
-4y = -2
y = 1/2
I'm not sure I understand your question, but I believe the answer you're looking for is 57632.
Answer:
7.20
Step-by-step explanation:
triangle is right triangle so other leg of first is 12
5 x 3/5 = 5, so
do 12 x 3/5 to get 7.20
Circumference=24 pi
Area=144 pi, shown clearly in photo