Andrew has a Frisbee™ with a radius of 10 cm. What is the approximate circumference of the Frisbee"?
A.15.7 cm, because C = 57
B.31.4 cm, because C = 107
C.314 cm, because C = 100 7
D.62.8 cm, because C = 207

For the rule of 78, for a 12-month period, the last term in the sequence is 12 and the series sums to 78. for an 10 month period, the last term is and the series sum is . for a 15 month period, the last term is and the series sum is . for a 20 month period, the last term is and the series sum is

The? half-life of a radioactive substance is 20 years. if you start with some amount of this? substance, what fraction will remain in 120 ? years

Miss henderson wants to build a fence around a rectangular garden in her backyard in the scale drawing the perimeter of the garden is 14 in of the actual length of a b is 20 ft how many feet of fencing what you need