If a circle has a circumference of 81.64 cm, what is the radius?

Mine their solutions. Explain your reasoning. y = 2x + 2 y = 2x - 3

A number that tells how many times the base is used as a factor

Determine the central angle measurement of a section representing 20% of a circle graph. A. 20° B. 18° C. 72° D. 36°

Marcia has two credit cards and would like to consolidate the two balances into one balance on the card with the lower interest rate. The table below shows the information about the two credit cards Marcia currently uses. Card A Card B Amount $1,389.

Simplify the expression by combining any like terms: x + 4x - 6y + 7y 5x - 13y 5x - y 6xy 5x + y

Which is bigger 9% or 0.4

The dog grooming service in Pet Smart charges according to the dog's weight. For dogs weighing 15 pounds or less, the grooming fee is $35.00. For dogs weighing more than 15 pounds and up to 40 pounds, the fee is $40.00.

If a rectangle perimeter is 106.78 inches and is 5.65 taller than it is wider what is the width?

Linda and Colleen both leave the library at the same time, but in opposite direction. If Colleen travels 8mph faster than Linda and after 8 hours they are 176 miles apart, how fast is each traveling?

A bat and a ball cost $1.10 in total. the bat costs $1.00 more than the ball. how much does the ball cost?