Answer: _______________

13).

Answer: _______________

14).

Answer: _______________

15). A circle has a radius of 4 m. What is its circumference? Answer: _______________ |
16). A circle has a radius of 5 in. What is its circumference? Answer: _______________ |

17). A circle has a radius of 6 in. What is its circumference? Answer: _______________ |
18). How many edges does a cube have? Answer: _______________ |

19). A cube has each edge 4 cm long. What is the sum of the length of all its edges? Answer: _______________ |
20). What is the surface area of a cube whose sides are 4 cm long? Answer: _______________ |