Professional Courses
Industry-relevant training in Business, Technology, and Design to help professionals and graduates upskill for real-world careers.
Categories
Interactive Games
Fun, engaging games to boost memory, math fluency, typing speed, and English skills—perfect for learners of all ages.
Typing
Memory
Math
English Adventures
Knowledge
Enroll to start learning
You’ve not yet enrolled in this course. Please enroll for free to listen to audio lessons, classroom podcasts and take practice test.
Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What is the sine of a 30° angle?
💡 Hint: Think about the special triangle ratios.
Question 2
Easy
If the hypotenuse is 10 cm, what is the length of the opposite side in a right triangle where the angle is 90°?
💡 Hint: The right angle is not opposite any side.
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What is the sine ratio of a 90° angle?
- True
- False
💡 Hint: Think about what happens in a right triangle when the angle is 90°.
Question 2
Which ratio defines cosine?
- Opposite / Hypotenuse
- Adjacent / Hypotenuse
- Opposite / Adjacent
💡 Hint: Recall the 'CAH' from SOH-CAH-TOA.
Solve 1 more question and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
A basketball is thrown at an angle of 45° with an initial speed of 20 m/s. Calculate the height of the basketball when it reaches 20 m horizontally using trigonometric ratios.
💡 Hint: Use the tangent of the angle to calculate height.
Question 2
In triangle ABC, angle A is 30°, and side BC is 10 cm. Find the length of AB using the sine function.
💡 Hint: Identify which side corresponds to the sine ratio for 30°.
Challenge and get performance evaluation