3. Geometry and Trigonometry
Right-angled Trigonometry — Quiz
Test your understanding of right-angled trigonometry with 5 practice questions.
Practice Questions
Question 1
In a right-angled triangle, which side is always opposite the $90^\circ$ angle?
Question 2
Which trigonometric ratio is defined as $\frac{\text{opposite}}{\text{hypotenuse}}$?
Question 3
Which trigonometric ratio is defined as $\frac{\text{adjacent}}{\text{hypotenuse}}$?
Question 4
Which trigonometric ratio is defined as $\frac{\text{opposite}}{\text{adjacent}}$?
Question 5
If $\sin \theta = \frac{3}{5}$ in a right-angled triangle and $\theta$ is acute, what is the length of the hypotenuse when the opposite side is $3$?