IM Geo.3.16 Practice: Bank Shot
Lin is playing hand ball and wants the ball to bounce off wall CB and land at D.
Where on the wall should she aim if she's standing at point ?
You want to make a bank shot. Sketch the path of the cue ball so it will bounce off of the bottom side and knock the yellow stripe 9 ball into the top middle pocket.
How can you check to see if your bank shot works?
Mai is playing a game with a class of second graders. Mai knows she is exactly 120 inches from the mirror on the floor. She has students stand so that she can just see the top of their heads and then guesses their heights.
The students are amazed! How is Mai so accurate?
What is the height, , of the student?
In the right triangles shown, the measure of angle ABC is the same as the measure of angle EBD.
What is the length of side ?
In right triangle , angle is a right angle, , and . What is the length of ?
What is the length of ?
Fill in the blanks to complete the proof of the Pythagorean Theorem:
can be rewritten as 
and can be written as 
. So, 
. By factoring, 
. We know that 
. So, 
.
Match each vocabulary term with its definition.
Clare and Diego are discussing the quadrilaterals.
Clare thinks the quadrilaterals are similar because the side lengths are proportional. Diego thinks they need more information to know for sure if they are similar. Do you agree with either of them? Explain your reasoning.