Answer:
Step-by-step explanation:
You have a right triangle here. The way to solve for a missing side in a right triangle is to use Pythagorean's Theorem. You can't use right triangle trig because you don't have an angle. Pythagorean's Theorem is, in this case,
and
and
so
which simplifies down to

Answer:
Step-by-step explanation:
The greater side has greater angle opposite
<u>Sides in ascending order:</u>
<u>Angles in ascending order:</u>
Answer:
x > 3
Step-by-step explanation:
3x > 3 - 12
3x > -9
x > 3