If every vertex of a regular octagon is connected to every other vertex, How many triangles are formed in total?

What is the square root of - 2 plus the square root of - 18

What is 0.5,1/5, 0.35, 12/25, 4/5 from least to greatest

X + 3x + x Simplify

Mr. wilson is going to drive from Columbus to New York City, a distance of 480 miles. He plans to drive at a constant speed of 60 miles per hour. If he leaves Columbus at 9:00 am, at what time will he arrive in New York City?

What is the coefficient in front of x that is equal to the negative sign? -x - 15 = 12

Rodney is given two linear equations : x - y = 11 and 2x + y = 19. what value if x shkuld he get as a solution for thus system of linwar equations

Convert to decimal 5/-6

How can I solve this expression with polynomials? (m^2+m+1) * (m^2-m-1) * (m-1) - 2m (m^2+1)

At Aliyah's Printing Company LLC there are two kinds of printing presses: Model A which can print 40 books per day and Model B which can print 45 books per day.

Whats 3 equivelent ratios for 3:4