On a certain quiz with 25 questions, each correct answer is scored 4 points and each incorrect answer is scored –1 point. questions not answered receive no points. a student who answered 23 questions and had a total score of 82 points answered how many questions correctly? 18 19 20 21 22

What two criteria are needed for triangles to be similar

Me complete this proof! prove that a quadrilateral is a square. me with the steps for this proof.

Kayla and alberto are selling fruit for a school fundraiser. customers can buy small boxes of grapefruit and large boxes of grapefruit. kayla sold 3 small boxes of grapefruit and 1 large box of grapefruit for a total of $65. alberto sold 1 small box of grapefruit and 1 large box of grapefruit for a total of $55. what is the cost each of one small box of grapefruit and one large box of grapefruit?