Prove that the diagonals of a rectangle bisect each other. Plan: Since midpoints will be involved, use multiples of __ to name the coordinates for B, C, and D.

Marco has $38.43 dollars in his checking account. his checking account is linked to his amazon music account so he can buy music. the songs he purchases cost $1.29. part 1: write an expression to describe the amount of money in his checking account in relationship to the number of songs he purchases. part 2: describe what the variable represents in this situation.

Ten times the square of a non-zero number is eqaul to ninety times the number

Write a function for a rotation 90 degrees counter clockwise about the origin, point 0