### Home > CCA2 > Chapter 5 > Lesson 5.2.5 > Problem 5-122

5-122.

Sketch square *ABCD* on your paper, then randomly choose a point on and label it

*X*. Draw

*and*

*to form Δ*

*XCD*. If a dart is thrown and lands inside the square, what is the probability that it landed inside Δ

*XCD*? Does it matter where you place

*X*on

*? 5-122 HW eTool (Desmos). Homework Help ✎*

Explore using the eTool below.

Click the link at right for the full version of the eTool: CCA2 5-122 HW eTool

How does the area of ΔXCD compare to the area of the square? How do the base and height of the triangle

change as the position of x changes?