Amoney box contains only 10-cent and 20-cent coins. there are 34 coins with a total value of $5.40. how many coins of each

The volume of a cube is 8 in to the 3rd power. how long is each side?

Cot(90° − x) = 1 the value of x that satisfies this equation is °. a. 60 b. 135 c. 225 d. 315

Write an algebraic expression to match each statement a. four less than 8 times a number b. twice the difference of a number and six c. nine from a number squared