Wilbur paid $7 for a sandwich. He now has $10. With how much money did he start?

Atriangle has sides with lengths of 10 yards, 13 yards, and 18 yards. is it a right triangle?

In the equations, a and b represent the price per night for a room in hotel a and hotel b, respectively, w weeks after september 1 last autumn. what was the price per night in hotel a when it was equal to the price per night in hotel b? a = 240 − 20w b = 320 − 30w

Find the area of a trapezoid with bases 14 cm and 18 cm and height 10 cm. 160 cm2 140 cm2 180 cm2 126 cm2