Find the Mean
34,39,40,47,

How can you construct perpendicular lines and prove theorems about perpendicular lines

If x-1 and x+3 are the factors of x3+10x2+ax+b find a and b

Sherrie is baking a pie for her family. she leaves the room and comes back to 35% of the pie having been eaten before she can put the topping on. how much 1 square inch strips of dough will she need for the top, now that a portion is missing? round your answer to the nearest while nimber.