### Home > INT2 > Chapter 5 > Lesson 5.2.4 > Problem5-105

5-105.

Refer to the triangle at right.

1. Calculate the length of the unlabeled side of the large triangle. Write your answer in exact form.

2. Calculate the area of the large triangle. Write your answer both exactly and approximately.

3. Calculate the perimeter of the large triangle. Again, write it exactly and approximately.

Use Pythagorean Theorem to find the missing leg of each of the smaller triangles.