area of a triangle is 240 centimetre square and its base is 20 CM then find its height of the triangle

2y= 3 2 x−2 y = − 1 3 x + 1 y=− 3 1 x+1

What is the total surface area of this square pyramid?

Liz is shipping a package to her friend. the maximum weight of a medium flat-rate box is 20 pounds, including the box which weighs 6 ounces. write and solve an inequality to describe the possible weight in pounds, w, of the contents that liz will ship to her friend if she must use a medium flat-rate box. use the drop-down menus to explain your answer.