Module 7
Lesson 2: Applications of the Pythagorean Theorem
Classwork Examples
1.
Pythagorean theorem as it applies to distances on a coordinate plane:
a. We want to find the length of the segment 𝐴𝐵 on the coordinate plane, as shown.
2.
Find the length of the segment𝐴𝐵.
3. Find the length of the line segment whose endpoints are (3,8) and (11,-7 )
4. Find the distance between (-2, 5) and (10, -4)
Module 7
Lesson 2: Applications of the Pythagorean Theorem
Homework
1.
Find the length of the segment 𝐴𝐵 shown below.
2.
A rectangle has dimensions 6 in by 12 in. What is the length of the diagonal of the rectangle?
Use the Pythagorean Theorem to find the missing side lengths for the triangles shown in Problems 3-4. Show all work. Round to the
nearest tenthif necessary.
3.
Determine the length of the missing side.
4.
Determine the length of the missing side.