What’s the square root of 100

Which math sentence can be used to determine if the triangle is a right triangle?

Which measure is equivalent to 110 ml? 0.0110 l 0.110 l 1.10 l 11,000 l

The volume of gas a balloon can hold varies directly as the cube of its radius. imagine a balloon with a radius of 3 inches can hold 81 cubic inches of gas. how many cubic inches of gas must be released to reduce the radius down to 2 inches?