Answer:

Step-by-step explanation:
Step one:
given data
heigth/depth = 3.5m
radius= 9m
Step two:
The shape is that of a cylinder
Hence the volume of the pool is

substitute

Answer:3*(7*d)+(4e)=3*7d+4e
Step-by-step explanation:
Answer:
Step-by-step explanation:
y2-y1/x2-x1
-1-(-4)/3-7
3/-4
y=mx+b
For the y coordinate it can be either -4,or -1
-4=3/-4x+b
b=13/4
There are 126 ways to choose a team of 4 gymnasts from a set of 9 gymnasts.
27.2307692308 because if u divide 1,416 y 52 u get that