Answer:
1=12=13
Step-by-step explanation:
X=36
3x+72=180
3x=180-72
3x=108
x=36
Below in bold.
sin 66.4 = opposite side / hypotenuse
sin 66.4 = 21.3 / y
y = 21.3 / sin 66.4
y = 23.24.
tan 66.4 = 21.3 / x
x = 21.3 / tan 66.4
x = 9.31.
210
30+30=60+30=90+30=120+30=150+30=180+30=210