Answer:
perpendicular
Step-by-step explanation:
The formula to find how many different ways are there to choose a subgroup of r things from a group of n things is

Here, you have 7 trophies and you want to choose 4 of them, so you have

So there are 840 ways to choose your 4 trophies out of the 7 you have.
Answer:
1 3/4 + 2 3/8 = 33/
8
= 4 1/
8
= 4.125
Step-by-step explanation:
I think
Answer:
1526.0 cubic units
Step-by-step explanation:
Rotating rectangle AKLM you will get cylinder with height KA and base radius KL. From the given data

The volume of the cylinder is

Then

Answer:
Step-by-step explanation: