What is the simplified form of the following expression?7m^2+6.5n-4n+2.5m^2-n

What is the area of a rectangle with side of length 4/5 foot and 1/2 foot.

38 is what percent of 62?

Two angles that add up to be exactly 90 degrees are said to be

30000mm how much did it grow in a meter

How many square inches are in 20 square feet?

The scale of a model a airplane is 3cm to 1.02m. the model is 20cm long how is the real plane.

What are the lengths of the sides of a triangle with vertices at (-3,4), (1,7), and (13,2) ? List your answers in order from least to greatest, like this: 42, 53, 64

How do you solve for x for 9efx+4e=6f+2ef

The surface areas of two similar solids are 340 yd2 and 1,158 yd2. The volume of the larger solid is 1,712 yd3. What is the volume of the smaller solid?

Carlolyn determines that the area of a white triangle is half the area of a shaded triangle because the ratio of the side lengths of a white triangle to a shaded triangle is 3/6. Is Carolyn correct? Explain.