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If the short leg of a 30-60-90 triangle is 8.5 feet, find the perimeter of the triangle.

Warm-up. If the short leg of a 30-60-90 triangle is 8.5 feet, find the perimeter of the triangle. Extension Problem The altitude of an equilateral triangle is 8 inches. Find the perimeter of the triangle. 30°. 2a. a √3. 8. 60°. a. a = 4.168 in., so 2a = 9.238 in.

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If the short leg of a 30-60-90 triangle is 8.5 feet, find the perimeter of the triangle.

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  1. Warm-up If the short leg of a 30-60-90 triangle is 8.5 feet, find the perimeter of the triangle.

  2. Extension Problem The altitude of an equilateral triangle is 8 inches. Find the perimeter of the triangle. 30° 2a a√3 8 60° a a = 4.168 in., so 2a = 9.238 in. Perimeter = 27.71 inches

  3. Warm-up D A 30° 30° C B 90 feet. • A person is standing at point A cheering on his favorite team. Round to nearest tenth. • Find the height CD of the bleachers. • Find the height of the fan at Point A from the ground. • Find the distance AB that the fan is from the field at B. 52.0 feet 39.0 feet 77.9 feet

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