Angle z is 21 degrees larger than twice the measure of angle T. If z and t are supplementry, what is the measure of angle t

Problem melissa is her dad build a walkway in their backyard. the walkway will be 54 feet long and 1.5 feet wide. the local hardware store sells tiles which are 1.5 by 1.5 feet and come in boxes of 12. how many boxes of tiles do they need?

Suppose i flip two identical coins. what is the probability that i get one head and one tail?

Find the values of the variables and the lengths of the sides of this kite.