Special Right Triangles. In a 45-45-90 triangle, the length of the hypotenuse is equal to times the length of a leg. Hypotenuse.

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Presentation transcript:

Special Right Triangles

In a triangle, the length of the hypotenuse is equal to times the length of a leg. Hypotenuse

E1E x x 6

E3 E x x 12

E5 Find the perimeter of a square with a diagonal of 16 in.

FromToBy Doing… LegHypotenuse* Leg÷

In a triangle, the hypotenuse is 2 times the length of the short leg and the long leg is times the length of the short leg Short Long Hypotenuse s s 2s

E1 Find x and y x y

30 60 x y y x E2 E3

y x y x E4 E5

E6 The perimeter of an equilateral triangle is 54. Find the altitude of the triangle.

FromToBy Doing… ShortLong* ShortHypotenuse*2 HypotenuseShort÷2 LongShort÷ LegHypotenuse* Leg÷

Trig Review WS 2