Find the sum of the measures of the interior angles of a polygon with 12 sides

Find the greatest common multiple of 28 and 48

What is the product of - 2 1/4 and 4 1/2

the combined length of 3 pieces of a board is 147 inches. the lengths of the pieces are in the ratio 5:7:9. what is the difference in inches between the longest piece and the shortest piece?

You have a coord grid that is 96x96. what is the minimum number of bits that you will need to encode a coordinate in that space

Anna enjoys dinner at a restaurant in Washington DC where the sales tax on meals is 5%. She leave a 20% tip on the price of her meal before the sales tax is added and the tax is calculated on the pre-tip amount. She spends a total of $65.

In ΔMNO, the measure of ∠O=90°, the measure of ∠M=39°, and MN = 5.3 feet. Find the length of NO to the nearest tenth of a foot.

A pie was cut into eight equal slices. If Ruben ate 3/4 of the pie, how many slices did he eat

The sum of 4 times a number and 5 equals 6

The sum of two numbers is fifteen. The product of the two numbers is thirty six. Find the numbers

Given: x + 2y = - 6. Solve for x. What is the coefficient of y?