Answer:
x = 101°
Step-by-step explanation:
15 + 25 + 39 + x = 180
79 + x = 180
x = 101
Answer:
z=7
Step-by-step explanation:
3z+5=4z-2
5=4z-2-3z
5=z-2
5+2=z
7=z
z=7
Find the perimeter and then volume bwh
Answer:
Option A.
Step-by-step explanation:
we know that
The circle 1 and circle 2 have the same center
The ratio of its radius is equal to the scale factor
The scale factor is equal to

<em>That means</em>
The radius of circle 1 is 4 times the radius of circle 2
therefore
Circle 1 is a dilation of circle 2 with a scale factor of 4