Let a be the matrix of orthogonal projection. find a^2 in two ways.

Which is a correct description of the polygon? It is a concave pentagon because segment AE would extend into the inside of the polygon, and it has five sides.

Looking at the playground, I saw boys and dogs. Counting heads, I got 22. Counting legs I got 66. How many boys and how many dogs are there?

What is the value of 5 (7x+5) when x = 10

9 (2a - b) 2 - 4 (2a - b) - 13

A rectangular prism has a length of 13 feet, a height of 2 feet, and a width of 4 feet. what is its volume, to the nearest, in cubic feet?

You work for a catering company making cakes. The catering company must create a hexagonal cake for a tool company. Your company currently makes a small cake that is hexagonal and serves 8 people. The tool company wants one cake to serve 40 people.

What is the slope-intercept form of the linear equation 2x + 3y = 6?

Why is it important to line up the fraction strips on the left?

an item on sale costs 30% of the original price If the original price was $50 what is the sales price

Which equation is equivalent to 3x=33