Special Right Triangles

Front

What is a special right triangle?

Back

A special right triangle is a right triangle with specific angle measures and side length ratios. The two main types are the 45-45-90 triangle and the 30-60-90 triangle.

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CCSS.HSG.CO.C.10

Front

What are the side ratios of a 45-45-90 triangle?

Back

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CCSS.8.G.B.8

Front

What are the side ratios of a 30-60-90 triangle?

Back

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CCSS.HSG.CO.C.10

Front

How do you find the length of the hypotenuse in a 45-45-90 triangle?

Back

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CCSS.8.G.B.8

Front

If one leg of a 45-45-90 triangle is 6, what is the length of the hypotenuse?

Back

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CCSS.8.G.B.7

Front

How do you find the length of the longer leg in a 30-60-90 triangle?

Back

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CCSS.8.G.B.8

Front

If the shorter leg of a 30-60-90 triangle is 4, what is the length of the longer leg?

Back

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CCSS.HSG.CO.C.10

Front

What is the formula for the area of a right triangle?

Back

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CCSS.6.G.A.1

Front

How do you apply the Pythagorean theorem in special right triangles?

Back

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CCSS.8.G.B.8

Front

What is the value of the hypotenuse in a 30-60-90 triangle if the shorter leg is 5?

Back

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CCSS.8.G.B.8