1. estimate the circumference of the circle with the given radius or diameter use 3.14 round to the nearest unit

24

27-in
78-in
1,809-in <-------
151-in

2. estimate the radius of a circle circumference of 272.2-in. use 3.14 to round to the nearest tenth.
800.0 <-----

Lesson 11: Rectangular Prisms and Volume CE 2015
Math 6 B Unit 3: Geometry and Measurement QUIZ!!! i cant type all the answers and question

3 answers

3.14 * 24 is around 75

2 pi r = 272.2
r = 44.3
is this right?????????
hlp me plssss