An equilateral triangle has a side length of 10 units. What is its area?

Cora bought a package of erasers. there are 4 pink erasers and 12 blue erasers. what is the ratio of pink erasers to blue erasers?

You buy five cds at a sale for $5.95 each. write an expression for the total cost of the cds.then use the distributive property and mental math to evaluate the expression.

Write as a product: ac^2–ad+c^3–cd–bc^2+bd