Answer:
1386cm^2.
Step-by-step explanation:
radius of circle=21cm
area of circle(a)=?
we know,
A=pi r^2
=22/7×(21)^2
=1386cm^2
Answer:
Look below.
Hopefully they're right.
Step-by-step explanation:
1. m=3/1 b=6
2. m=5/6 b=-5
3. m=-3/4 b=1
I think it would be (-y) to the power of -4. The exponents would add together to equal -4 while the y would just stay the same.