. If a rectangle with length 15 cm and width 7cm has its perimeter equal to the perimeter of a square, find the area of the square.​

For f(x)=2x+1 and g(x)= x^2 -7, find (f•g)(x)

Giuseppi's pizza had orders for $931.00 of pizzas. the prices were $21 for a large pizza, 514 for a medium pizza, and $7 for a small pizza. the number of large pizzas was two less than four times the number of medium pizzas. thenumber of small pizzas was three more than three times the number of medium pizzas. how many of each size of pizza were ordered?

Given: and prove: what is the missing reason in the proof? given transitive property alternate interior angles theorem converse alternate interior angles theorem