Craig has 30 more quarters in his collection than Sue has in hers. Together, they have 180 quarters. How many quarters does Sue have?

Mat bought a phone for $100. he has to pay $30 per mouth. if he has paid $640 in total, how many mouth has he had the phone?

Which radical expression is a rational number? a. √ 360 b. √ 644 c. √ 225 d. √ 122

Prove the converse of the pythagorean theorem using similar triangles. the converse of the pythagorean theorem states that when the sum of the squares of the lengths of the legs of the triangle equals the squares length of the hypotenuse, the triangle is a right triangle. be sure to create and name the appropriate geometric figures.