What is the measure of ∠r in △pqr? round to the nearest degree. compare the measures of the different angles of elevation and depression that are labeled in the diagram. which statements are true? check all that apply.

He expression 2(l + w) is used to calculate the perimeter of a rectangle, where l is length and w is width. if the length is fraction 2 over 3 unit and the width is fraction 1 over 3 unit, what is the perimeter of the rectangle in units? fraction 2 over 3 unit 1 unit 1fraction 2 over 3 units 2 units

The diameter of a circular chip is doubled to use in a new board game. the area of the new chip will be

Sum is 17 and their difference is 3