Answer:
x=-1/2
Step-by-step explanation:
Answer:
Option C is correct.

Step-by-step explanation:
Let x be the distance cover by Michelle
Given:
A circle diameter is 3 miles.
And Michelle biked around the trail 4 times.
We know that
The circumference of a circle.
circumference =
----------(1)
where 
miles
Put
and r value in equation 1.


The circumference of a circle is 9.42 miles.
And Michelle biked 4 times, that is equal to 4
circumference.

.
That is equal to 38 miles.
Therefore, Michelle biked around 4 trail is 38 miles.
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Answer:
In order: B, A, CB, AB, CD
Step-by-step explanation:
If you read closely, your answers lie within the question.
B is the center of the base.
A is the vertex of the cone.
CB is the radius of the base.
AB is the height from the vertex to the base.
CD is the diameter of the base.
Answer: 819.3
Step-by-step explanation: