Answer:

7. A circular mat has a diameter of 50 centimeters. Angela wants to sew a

decorative braid around the mat. How many centimeters of braid does she

need? (Use - 3.14)

a. 154 cm

b.134cm

c. 143

d. 157 cm

8. The diameter of a metal disc is 26 centimeters. What is its circumference?

a 81.64 cm

b. 80.61 cm

C. 40.82 cm

d. 40.82 cm