Answer:it would be C.2
Step-by-step explanation:
Answer:
4n^2-20n+25
Step-by-step explanation:
(-2n+5)^2
=4n^2-20n+25
Answer:

Step-by-step explanation:
Use the Pythagorean theorem a^2 + b^2 = c^2
In this case you are given a and c, so set the equation up like
2^2 + b^2 = 8^2
b^2 = 8^2 - 2^2
b =
b =
Answer:
d - 10
Step-by-step explanation:
Because the amount of Leila’s baseball cards was d, subtract 10 from it to get Leila’s amount of baseball cards now.
d - 10
Answer:
Step-by-step explanation:
What we're looking for here is the volume of this ball, which is the volume of a sphere:

If our diameter is 3, then the radius is 1.5:

In terms of π, the solution is
which can also be expressed as 
Or if you have to multiply in the pi, the solution is
V = 14.14 cubic inches