What is the identity element for addition of real numbers? a. 1 b. 0 c. -1 d. 2

Tom had a total of $220 and he spent $35 on a basketball ticket . what percent of his money did he have left?

Janet is rolling a number cube with the numbers one through six she record the numbers after each row if she rolls of keep 48 times how many times should she expect to roll a 4

Proving the parallelogram diagonal theoremgiven abcd is a parralelogam, diagnals ac and bd intersect at eprove ae is conruent to ce and be is congruent to de