8.2 ­ Special Right Triangles.notebook
February 21, 2014
2/21: Warm Up
Classify the triangle with the given side lengths as right, acute, or
obtuse:
1.
24, 32, 42
2.
9, 10, 12
8.2 ­ Special Right Triangles.notebook
8.2: Special Right Triangles
February 21, 2014
Date: 2/21
Theorem 8­5: _________________ Triangle Theorem
8.2 ­ Special Right Triangles.notebook
February 21, 2014
Ex 1). Find the length of the hypotenuse:
a) leg:
b)
8.2 ­ Special Right Triangles.notebook
February 21, 2014
Ex 2). Find the length of a leg:
a) hypotenuse: 10
b) 8.2 ­ Special Right Triangles.notebook
February 21, 2014
Ex 3). A courtyard is shaped like a square with 250­ft long sides. What is
the distance from one corner of the courtyard to the opposite corner?
Round to the nearest tenth.
8.2 ­ Special Right Triangles.notebook
February 21, 2014
Theorem 8­6: _________________ Triangle Theorem
8.2 ­ Special Right Triangles.notebook
February 21, 2014
Ex 1). Find the missing side:
a)
b)
8.2 ­ Special Right Triangles.notebook
c)
February 21, 2014
d)
8.2 ­ Special Right Triangles.notebook
February 21, 2014
Ex 2). What is the height of an equilateral triangle with sides that are 12
cm long? Round to the nearest tenth.
8.2 ­ Special Right Triangles.notebook
Ex 3). Find the value of each variable.
February 21, 2014
8.2 ­ Special Right Triangles.notebook
Homework:
pg. 528 #1 ­ 4, 7 ­ 18
MathXL: Chapter 8 Practice due next Friday
February 21, 2014
8.2 ­ Special Right Triangles.notebook
February 21, 2014