If the sum of the interior angles of a polygon is 1800 how many sides does it have

Simplified the expression 5x-3 (4-x)

Factor completely - 4x^2-28x-48

4.4 times 10 to the power of - 5 in standard form

Two pools are fill with water. To start the first pool contains 1210 L of water and the second pool is empty water is been added to the first pool at a rate of 15.5 L per minute water is being added to the second pool at a rate of 45.

What is y to the power of x

Karen and bill collect coins. Karen has x coins. Bill has 3 coins fewer than five times the number of coins Karen has.

Find the derivative of tan^-1 3x ... ?

Solve the equation a/6 = - 9

Lines m and n are parallel. Parallel lines m and n are cut by transversals s and t. Clockwise from top left, the angles formed by m and t are blank, blank, (5 x minus 1) degrees, blank; formed by m and s are blank, (9 x + 2) degrees, blank, 1;

The sides of an open lot are measured in feet. Which unit could you use to describe the area of the lot? A feet B cubic feet C square feet D yards