7-3 Special Right Triangles
L.E.Q. What special properties are associated with special right triangles?
Theorems 7-8: 45-45-90 Triangle Theorem.
Find the value of each variable.
Example 1: Finding the length of the hypotenuse.
Find the value of x.
Example 2: Finding the length of a leg.
A high school softball diamond is a square. The distance from base to base is 60 ft. To the nearest foot, how far does a catcher throw the ball from home plate to second base?
Example 3: Real – World Connection.
Theorem 7-9: 30-60-90 Triangle Theorem.
Find the value of each variable.
Example 4: Finding the lengths of legs.
Find the value of each variable.
Example 5: Using the length of a leg.
The moose warning sign below is an equilateral triangle. Each side is 1 m long. Find the area of the sign.
Example 6: Real-World Connection.
Pg 369-370 #s 2 – 22 even, 24 – 28 even.
Homework:
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