Answer:
1. 15
Step-by-step explanation:
I'll help you out with question #1 and follow these steps to help you with solving the rest of the problems.
1. and we know that .
We can substitute to the first equation.
Multiply both sides by 3 to get rid of the fraction.
Now you can solve for , for which the value is 15.
3.15+4.5+.6=8.25, which is in the standard form for decimals.
Answer:
Area of sphere is given by · ·
Step-by-step explanation:
The surface area of sphere is given by:
· ·
Option C and D are correct but is missing in the options
Option A and B are incorrect.
to solve the area of sphere when radius is given a constant value.
Answer:
3,520
Step-by-step explanation:
You already know how many yards are in one mile, so you just multiply 1,760 by 2 because its asking how many yards are in 2 miles.
The equation of the volume of a cone is,
V = (1/3)Bh
where B is the area of the base and h is the height. The solid that we are looking for is that which has an equation of
V = Bh
for the volume. The answer is <em>CYLINDER. </em>