University:
High School
Course:
High School Geometry
Academic year:

2019
Views:

271

Pages:

2
Author:

mscuppycakesq4

30 - 60 - 90 Triangles 30 In a 30 - 60 - 90 triangle: H LL 1) the hypotenuse is twice as long as the short leg 2) the long leg is 3 times the short leg 60 SL Fill in the missing sides of the triangle. 6 1) 2) 60  x 3) x 8 x 43 y 30 y 30 y x = ________ x = ________ x = ________ y = ________ y = ________ y = ________ x 4) 5) 6) x 2 3 y 10 7 60 13 60 x 30 y y x = ________ x = ________ x = ________ y = ________ y = ________ y = ________ 24 7) x 8) 6 9) x 3 14 x 45 30 y y y x = ________ x = ________ x = ________ y = ________ y = ________ y = ________ 2 2 x 60 15 30 y 10 6 x x y 45 y 10) 13) 11) 12) x = ________ x = ________ x = ________ y = ________ y = ________ y = ________ x 8 3 14) 28 (# 13 is an equilateral triangle) y (# 14 is an equilateral triangle) x = ________ 15) Find the perimeter of an equilateral triangle if its altitude measures y = ________ 2 16) Find the altitude of an equilateral triangle if each side measures 20 in. 17) Find the altitude of an equilateral triangle if the perimeter is 18 km.. 3 cm.