Which is true about the polynomial 18r2s + 6r – 7s2?
it is a binomial with a degree of 2.
it is a binomial with a degree of 3.
it is a trinomial with a degree of 2.
it is a trinomial with a degree of 3.

Ageologist had two rocks on a scale that weighed 4.6 kilograms together. rock a was 0.5 of the total weight. how much did rock a weigh?

Acircle has a circumference of 28.36 units what is the diameter of the circle

Right triangle xyz has a right angle at vertex y and a hypotenuse that measures 24 cm. angle zxy measures 70º. what is the length of line segment xy? round to the nearest tenth. 8.2 cm 8.7 cm 22.6 m 25.5 cm