Which one has a greater value the square root of 2 or 2.8

Piano lessons cost $15. what expressions could be used to find the cost in dollars of 5 lessons.

What is the area of a parallelogram with base 18 in. and height 12 in.? 214 in? 206 in 226 in

Simplify the expression. 10 in the power of 0

If f (x) = 2x-1, find f (a+h) A.) a+h-1 B.) 2a+h-1 C.) 2a+2h-2 D.) 2a+2h-1

Represent algebraically: A number squared, increased by 15, is the same as the square of one more than the number. My teacher said x^2+15=x^2+1 Is incorrect

How do you multiply double digits?

A cylinder has a base area of 44.6 mm^2 and a height of 24mm what is the volume of the cylinder?

Simplify by combining like terms - 5x-13+7y+26x

A set of middle school student heights are normally distributed with a mean of 150 centimeters and a standard deviation of 20 centimeters. Uma is a middle school student with a height of 165 centimeters.

A parking garage has 6 levels. Each level has 15 rows. Each row has the same number as parking spaces. There are 2,250 parking spaces in all. How many parking spaces are in each row?