∆abc is similar to ∆def. the ratio of the perimeter of ∆abc to the perimeter of ∆def is 1 : 10. the longest side of ∆def measures 40 units. the length of the longest side of ∆abc is _ units. the ratio of the area of ∆abc to the area of ∆def is _?

Pam buys a sleeve of ball bearings for her skateboard. each of the bearings is 1 1/5 inches wide. the sleeve is 9 3/5 inches long. how many ball bearings are in the sleeve? show your work.

The graph shown is the graph of which function?

5. which description does not guarantee that a quadrilateral is a squar ajo is a parallelogram with perpendicular diagonals 0% has all sides congruent and all angles congruent o has all right angles and has all sides congruent 10% is both a rectangle and a rhombus 30%