Identify the distance between points (3,8,0) and (-2,9,-4), and identify the midpoint of the segment for which these are the endpoints. Round to the nearest tenth if necessary.

Help ASAP please.

2-digit numbers less than 91 which are 1 less than a multiple of 10

Mr switzer needs to buy new 1-foot tiles to cover his bathroom floor. the floor is 12 feet long and 8 feet wide. each square foot of tile will cost $1.79. in dollars what will be the total cost of the tiles he needs to buy.

[15 points]find the quotient with the restrictions. (x^2 - 2x - 3) (x^2 + 4x + 3) ÷ (x^2 + 2x - 8) (x^2 + 6x + 8)