A tree in front of Marcels house has a shadow 12 feet long Marcels shadow is 3 feet long if marcel is. 5.5 feet tall how tall is the tree

The line y = x + passes through (−3, 7) and is parallel to y = 4x − 1.

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.

Can anyone explain to me how to do this? anything will .