A cake measures 18 centimeters in diameter. Find how much room there is to spread frosting on the top of the cake. Complete the answer sentence. You may consider writing your answer to the hundredths place and using the calculator to help you solve.

You purchased 8 pounds 10 ounces of candy from a candy shop. you want to split it equally among 3 classrooms at a local school.

Asmall business produces and sells balls. the fixed costs are $20 and each ball costs $4.32 to produce. each ball sells for $8.32. write the equations for the total cost, c, and the revenue, r, then use the graphing method to determine how many balls must be sold to break even.

Abcd is a square. what is the measure of angle bac