Question

Based on the figure select all true equations.

20°
b
a. cos(70)=b
b
b. tan(20)= 4
b
c. tan(70)=
d. sin(20)=
e. sin(70)=
f. cos(20)=

Answer 1

• 
  `\tan (70)=(b)/(4)`
• 
  `\sin(20)=(4)/(c)`