Answer:
x=4 y=9
Step-by-step explanation:
add the equations
8x=32
x=4
20-2y=2
2y=18
y=9
Answer:
Two angles are called complementary if their measures add to 90 degrees, and called supplementary if their measures add to 180 degrees.
Step-by-step explanation:
Answer:
Step-by-step explanation:
i dont have paper with me rn so i cant actually write the equations, but slope intercept is y=mx+b form so all you have to do is find the slopes (y2-y1/x2-x1) and plug a coordinate into point slope form. simplify and rearrange to y=mx+b form. hope this helped
Answer:176.6cm2
Step-by-step explanation:
Pi*r^2
diameter is 15
divide by 2 is radius
Answer:160
Step-by-step explanation:
