7.4 Special Right Triangles Notes
45-45-90 Triangle
When given a leg, solve this way:
When given the hypotenuse, solve
this way:
A little more complicated:
30-60-90 Triangle
When given the short leg (across
from the 30o angle), solve this way:
When given the long leg (across
from the 60o angle), solve this way:
When given the hypotenuse, solve
this way: