Matthew paid $5 for 8 toothbrushes. jon paid $18 for 25 toothbrushes. find the unit cost to determine how much each person paid per toothbrush.

You are making a battery for a science project. you have copper wire for your first electrode. you need to choose a conductor, a second electrode, and a device to plug into your battery. you have already chosen a lemon conductor. complete each statement below about the options that include a lemon conductor.

Use the distributive law to multiply. 3(4x + 5y + 6)

Based on the diagram, match the trigonometric ratios with the corresponding ratios of the sides of the triangle. tiles : cosb sinb tanb sincposs matches: c/b b/a b/c c/a