Answer:
x = 12.05
using sine rule:
[tex]\boxed{sin(a) = \frac{opposite}{hypotenuse} }[/tex]
Here given the angle is 35° and hypotenuse is 21.
To find x:
→ sin(35) = [tex]\frac{x}{21}[/tex]
→ x = 21 * sin(35)
→ x = 12.04510516
→ x = 12.05 ................rounded to nearest tenth.
