If a=1/a, then a^2 is

A. - 1

B. 4

C. 0

D. 1

An 8 by 19 ft wall has three 4 by 5ft windows. The area of three windows is what percent of the area of the entire wall

At the zoo, there are 3 fewer ferrets than twice the number of tigers. If there are 21 ferrets, what's an equation for the number of tigers at the zoo? What is the number of ferrets?

What is 0.922 as a %

2x - y + 3z = - 9 x + 3y - z = 10 3x + y - z = 8 find the ordered triple

Six more than the product of 5 and a number x is - 4 What does x equal?

A 1350 kg car travels at 12 m/s. What is it's kinetic energy

McGruff Building Co. is in charge of building a new hotel. The owner of the hotel tells the company that the ratio of one person rooms to two person rooms in the hotel should be 2:3.

Triangle MNO has been dilated to form triangle MꞌNꞌOꞌ. What is the scale factor? Two triangles graphed on a coordinate grid. One triangle has coordinates M (one, negative three), N (negative two, zero), O (two, one).

What's the remainder of 18049 divided by 14

The lengths of the legs of a right triangle are 8 inches and 9 inches. what is the lengths of the hypotenuse? round to the nearest Ich.