Kathy pays $2.60 in postage to mail a gift card to a friend. She uses 49-cent stamps and 8-cent stamps. How many of each stamp did Kathy use?

Ascale drawing of a lake has a scale of 1 cm to 80 m. if the actual width of the lake is 1000 m what is the width of the lake on the scale drawing

Select the correct answer from each drop-down menu. rewrite the formula to find voltage. the formula for electrical power (p, in watts) is where v is the voltage in volts and r is the resistance in ohms. for a particular brand of water heater, r is 32 ohms and p is 0.5 watts. the formula to find v is , and the voltage at which the heater operates is volts.

The longer leg of a 30-60-90 trangle is 18