Answer:
For #2 "Parallel" For #3 "Infinitely many"
Step-by-step explanation:
Answer:
16
Step-by-step explanation:
3x+8=7x+2
-3x. =-3x
=4x
8. = 4x
x=2
Answer:
28
Step-by-step explanation:
gcf is 28
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The calculation for circumference is 2πr or 2 × π (pi=3.14) × radius of a circle
Since the diameter of this circle is 7cm, and the radius is half of the diameter, 7 ÷ 2 = 3.5
So, 2×3.14(π)×3.5=21.98
This is easier to understand with a picture...
We know that a triangle has 3 sides right?
Well, if the perimeter is 39 and there are 3 sides you would divide 39 by the 3 sides
39/3=13
Therefore, one side of the triangle would equal 13