The measures of the angles of a triangle are in the extended ratio 2 : 4 : 9. What is the measure of the smallest angle?

Terri makes a quilt using three sizes of fabric squares the side lenght of each fabric square is the square root of the area

Another type of subtraction equation is 16-b=7. explain how you would sole this equation then solve it.

Which equation shows the quadratic formula used correctly to solve 5x2 + 3x -4 0 for x? cos -3+ v (3) 2-4() 2(5) 3+ |(3)² +4() 205) 3+ (3) 2-4() -3+ v (3)² +4()