Simplify. (-28xy) : (-4) - 7xy 7xy

A rectangle is a parallelogram with four right angles. A. True B. False

What doesn't the law of cosines reduce to when dealing with a right triangle

What is the simplest form of 2 sqrt 3 / sqrt 6

Scale of a building is 1 inch = 5.25 feet, how many feet are in 7.4 inches?

Asked what the central limit theorem says, a student replies, "As you take larger and larger samples from a population, the histogram of the sample data values looks more and more Normal." Is the student right? Explain your answer.

What is 15/45 simplest form

If 15% of 200 apples or bad how many apples are bad

A hot air balloon holds 2,200 cubic meters of helium. The density of helium is 0.1785 kilograms per cubic meter. How many kilograms of helium does the balloon contain, rounded to the nearest tenth of a kilogram?

Find the area of the triangle in square units Pythagorean theorem. A triangle with a base of 9 units and a height of 22 units?

At a concert 20% of the people are wearing black dresses or suits, 1/4 are wearing navy, 0.35 are wearing brown, and the rest are wearing a variety of colors.