Answer: the diameter of circle b is also less than circle a ?
Step-by-step explanation:
- The numbers to the <u>right</u> of 0 are <u>positive</u>. The numbers to the <u>left</u> of 0 are <u>negative</u><u>.</u> 0 is neither positive nor negative.

We need to solve for x, we need to get x alone

Lets start by removing -5
Add 5 on both sides


Now to isolate x , we need to remove the square from x
To remove square , take square root on both sides

square and square root will get cancelled

So
and 
Answer:
The height of the tree is
18.67
feet
Step-by-step explanation:
Explanation:
The pole and the tree both cast shadows. The triangles which form are similar triangles, because the sun is shining from the same angle in the sky.
You can write this as a direct proportion. (height : shadow)
2 is to 1.5 as what is to 14?
2
1.5
=
x
14
←
cross multiply
x
=
2
×
14
1.5
x
=
18.67
feet
Answer:
The average of all textbooks is $38.60.
Step-by-step explanation:
Here's why to calculate average we do sum of all numbers divided by the number of numbers, for example if we average 2 and 3, we do 2+3 divided by 2. Which happens to be 2.5. Now for this problem we divide the sum by 3.
Therefore getting our answer of $38.60.
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