1. How do you find the circumference of a circle? Show two different formulas.

2. How do you find the area of a sector? Explain the two methods

A circular pond 26 yd in diameter is surrounded by a gravel path 2 yd wide. The path is to be replaced by a brivk walk costing $50 per square yard. Hiw much will the walk cost?

A math test as easy, moderate, or difficult. Of the students he surveyed, 13 said the test was easy, 11 rated it as moderate, and 3 found it difficult.

Solve the following proportion for y. 3/11 = 10/y Round your answer to the nearest tenth.

Seven jars hold a total of 250 candies. They are lined up left to right from fullest to emptiest. The left-most jar has 72 candies, and the right-most jar has 13. No two jars hold the same number of candies.

I have a 2 in the tens place. when you add 18 to me, you get 39. what number am I?

Circle O has a circumference of 88πcm. What is the length of the radius of the circle?

Prime factorization for 65

A triangle has an area of 14 square units. Its height is 7 units. What is the length of its base?

A bike manufacturer can predict profits, P, from a new sports bike using the quadratic function P (x) = - 100x2 + 46,000x - 2,100,000, where x is the price of the bike. At what prices will the company make $0 in profit?

33/36 ratio in simplest form