How many lines of symmetry does a 15-gon have?

Find the value of x. The diagram is not drawn to scale.

How do you work out perimeter?

Chris earns $10.00 each time he washes his neighbor's car. The expression 10x represents Chris' earnings. What does the variable in the expression represent?

3X + 8 - X = 4 - 2X + 32 find x

Idenify the prime numbers 5,7,12,11

Ryan bought 36 cupcakes at the bakery. He was given an additional 8 cupcakes for being a valued member the bakery is packing the cupcakes by placing 6 in each box. How many boxes will the bakery need?

Eighty-three thousand, nine hundred two in standard form and expanded form

Which equations model this problem? A recipe that makes 1 serving calls for 0.25 L milk. How many servings can Rohit make if he uses 2 L of milk? Use s for the number of servings. Choose all answers that are correct. A. 0.25: 2=s B. 0.25·s=2 C. 2:0.

What is the value of y that makes the equation y+2.9=11 true?

Thomas earns x dollars each week walking his neighbor's dog. He also earns $10 allowance each week. Which expression represents the amount of money Thomas has earned after 4 weeks? Select each correct answer.