HELP Which of the following expressions is correctly written 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?

Which of the following pair(s) of circles have las a common external tangent? select all that apply. a and b a and c b and c

Can you me find the slope! (30 points)