Problem the diameter of a human hair is 9*10 ^-5 the diameter of a spider's silk is 3*10^-6 meters. how much greater is the diameter of a human hair than the diameter of a spider's silk? write your answer in scientific notation.

You have 3 boxes, one "strawberries"; one "mentos" and one "mixed".but you know that all the labels are in incorrect order .how do you know witch is witch?

The reflexive property of congruence lets you say that ∠pqr ≅

Abicycle training wheel has a radius of 3 inches. the bicycle wheel has a radius of 10 inches.approximately how much smaller, in square inches and rounded to the nearest hundredth, is the area of the training wheel than the area of the regular wheel? *