Let's divide the numbers:
12/8= 1.5
15/10= 1.5
The scale factor was a dilation of 1.5, or 3/2.
I hope this helps!
Answer:753.98
Step-by-step explanation:4^2*15*pie
Answer:
8
Step-by-step explanation:
i guessed
Answer:
2.09 sq. units
Step-by-step explanation:
We can simply use the formula for area of a sector of a circle.
Area of sector = 
Where
is the angle and r is the radius.
<em>It is given that the angle is 15 and radius is 4. We plug them in and find the area:</em>
<em>
</em>
<em />
<em>Thus area of sector is 2.09 sq. units.</em>