Answer:
63
Step-by-step explanation:
Make a ratio:
5 : 7 = 45 : x
x = 63
Answer:
The area of the resulting cross section is 
Step-by-step explanation:
we know that
The resulting cross section is a circle congruent with the circle of the base of cylinder
therefore
The area is equal to

we have

-----> the radius is half the diameter
substitute the values

Answer:
E = $385
Step-by-step explanation:
35 x 11 = 385
Answer:
(0,−4)
Step-by-step explanation: