Which of the proportions below could be used to convert 4200 kilograms to grams? a. 1000/1 = x/4200 b. 100/1 = x/4200 c.1/100 = x/4200 d. 1/10 = x/4200

Aright triangle has an area of 18 square inches. b: if the triangle is not an isosceles triangle, what are all the possible lengths of the legs, if the lengths are whole numbers. answer !

Julia is going for a walk through the neighborhood. what unit of measure is most appropriate to describe the distance she walks?

Find the volume of the described solid.the solid lies between planes perpendicular to the x-axis at x = 0 and x=7. the cross sectionsperpendicular to the x-axis between these planes are squares whose bases run from the parabolay=-31x to the parabola y = 30/x.a) 441b) 147c) 864d) 882