How do cnidaria feed, move, and reproduce

The ratio of the measures of the three angles to a triangle is 2:9:4. Find the measures of the angles.

A researcher found that the sea level rose 1 5 of a centimeter in 2 3 of a year. At what rate did the sea level rise? A) 2 5 centimeter per year B) 3 5 centimeter per year C) 2 15 centimeter per year D) 3 10 centimeter per year

Zack, Rachel, and Maddie are unraveling a huge ball of yarn to see how long it is. As they move away from each other, they form a triangle. The distance from Zack to Rachel is 3 meters. The distance from Rachel to Maddie is 2.5 meters.

Find q so that the lines y = (1 - 2q) x - 1 and (2 - q) y = x + 5 are perpendicular.

Look at each number or expression is its value to the rational number - 7/12? A. 7/-12 Yes or No? B. - 7 / 12 Yes or No? C. 0.583 Yes or No?

What is greater 1/4 or 0.4?

11. John walked 10 miles on Saturday. He walked twice as fast on the second 5 miles of his walk than he walked on the first 5 miles of his walk.

The surface areas of two similar solids are 441 cm2 and 225 cm2. If the approximate volume of the smaller solid is 250 cm3, what is the volume of the larger solid?

What is f (x) = x^2+6x+4 in vertex form

A 13 ounce box of cereal costs $3.99. What is the unit price per pound