The average height of a family of five is 150 cm. if the height of 4 family members is 153, 150, 151, and 152, find the height of the fifth member.

For what value of jn is mn parallel to kl

Atheater wants to build movable steps that they can use to go on and off the stage. they want the steps to have enough space inside so they can also be used to store props. how much space is inside the steps?

What are the exclude value of mn+3m