How to find the area of a square

Two brothers have a combined age of 21 years. Roger is twice as old as Bill was when Roger was as old as Bill is now. How old are they?

Pablo simplified the expression (2 Superscript negative 4 Baseline) Superscript negative 2 as shown. (2 Superscript negative 4 Baseline) Superscript negative 2 = 2 Superscript negative 4 times 2 Baseline =

What has 2 fewer sides than a heptagon?

Kevin designs a sprinkler system for his yard. One rotation of the sprinkler waters a circle with an area of 255pie square feet. What is the radius of the circle the rotating sprinkler waters?

Is this comparison true 5.14<5.041

Factor the polynomial x^8-6561

Determine the intercepts of the line y=8x-18 y-int (_,_) x-int (_,_)

7.632 in expanded form

If a base isn't negative how will you know whether the answer is positive or negative before evaluating it

What is 2x+3y+8x equal