A figure is a square. Which classifications are also correct? Select each correct answer. rectangle

parallelogram

trapezoid

rhombus

If 250 mg of a radioactive element decays to 180 mg in 24 hours, find the half-life of the element.

Find the measures of the interior angles of a triangle whose two exterior angles equal to 120° and 150°

Solve for m 3m-4=5m+10

How to find the centroid of a cone with radius r and height h?

write9,032,504.75 in expanded form

It is known that x=7 is a root of the equation ax^2 + bx + 2 = 0, where a<0. Solve the inequality ax²4 + bx^2 + 2>0.

Which ordered pair is a solution of the equation? X+7y=17 Answer Choices A. Only (10,1) B. Only (-4,3) C. Both (10,1) and (-4,3)

A high school play cost an up front $30,000 to produce, plus an additional cost as of $1000 for each perfromance. Every sold out performance of the of thr play brings in $2500 of revenue to the school.

A teacher is interested in performing a hypothesis test to compare the mean math score of the girls and the mean math score of the boys. She randomly selects 10 girls from the class and then randomly selects 10 boys.

Otto spent 3/4 of the money he had saved on a new video game. If the video game cost $48, how much money did he have before he bought the game?