Question

Mackenzie is about to ride a straight water slide. The length of the water slide itself is 15
meters. The splash pool at the end of the slide is 12 meters away from the base of the tower
that leads up to the launching platform. How high is the launching platform?
meters

Answer 1

Answer:

9

Step-by-step explanation:

Use Pythagoras’ theorem;

the hypotenuse is 15:

one side that isn't hypotenuse is 12:

$a^2 +12^2=15^2\\= a=225-144\\a=81\\\sqrt{81}=9$