To convert from radians to degrees, always multiply by 180/pi
3pi*180/pi
The pi's cancel out and you are left with 3*180 or 540°
Hope this helps
Answer:
80
Step-by-step explanation:
25x80=2000
6000-2000=4000
Answer:
5 inches
Step-by-step explanation:
the length of painting is 56/7 = 8in. to find the length of the 2nd painting divide the area by the width: 40/8 = 5
Answer:
Circumference= 44 in
Area= 154 in²
Step-by-step explanation:

Radius
= diameter ÷2
= 14 ÷2
= 7 in
Circumference of circle

= 44 in

Area of circle

= 154 in²