Given the sum and product below, write the quadratic equation:
sum = 2/3
product = -1/8
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Brook states that the distance on the line is 4 units. caleb states that the whole line does not have a distance because it continues on forever. vivian states that the line is 6 units long. which distance did brook measure? which distance did vivian measure?

Solve the given system of equations. 2y= -x+9 , 3x-6= -15

Atriangle has a side lengths of 18cm, 80 cm and 81cm. classify it as acute obtuse or right?