Special Right Triangles Review plus SOH CAH TOA

Label the 30-60-90 Triangle

g

h

b

c

d

e

f

i

a

90

Short Leg

Long Leg

Hypotenuse

30

60

Label the 30-60-90 Triangle

h

i

d

e

c

a

j

Hypotenuse

Short Leg

45

30

Leg

90

Which of the following are considered special right triangles?

• 30-60-90

• 45-45-90

• 20-70-90

• 40-50-90

What is the value of y?

What is the value of y?

What is the value of x?

What is the value of y? Value only, no y =

Mathematical Equivalence

OFF

What is the value of x? Value only, no x =

Mathematical Equivalence

OFF

What is the value of m? Value only, no m =

Mathematical Equivalence

ON

Match the following for finding sides in a 30-60-90 right triangle.

• Double the short leg

• Short Leg

• Half of the hypotenuse

• Long Leg

• Short leg times square root of 3

• Hypotenuse