Find the circumference of each circle, both in terms of pi and to the nearest tenth. use 3.14 for pi

1. circle with diameter 24cm
2. circle with radius 1.4 yd
3. circle with radius 20.2 cm
4. circle with diameter 17 ft

What is the measure of ac? 5 units 13 units 26 units 39 units 3x- 2b 6x + 9

Evaluate the expression. (9 + 5)(3 + 2)0

Fred has a spinner that is split into four equal sections: red, blue, green, and yellow. fred spun the spinner 688 times. which of the following would be a good estimate of the number of times the spinner lands on the green section? a. 269 b. 603 c. 344 d. 189