#special triangle

[math-journal2]

Triangle Facts

<— Part 3 —>

#1) Sketch a right triangle with acute angles, cos(alpha)=3/4 and find the six trig ratios.

[Example Work]

#2) sin(beta)=1/2 and side a=20, find the other sides.

[Example Work]

#3) find side “x” from triangle below using trig ratios.

[Example Work]

#4) find side “c” and side “b” using trig ratios

[Example Work]

#5)

[Example Work]