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Schoolhouse.world: peer tutoring, for free.
Mastering Trig and the Unit Circle!

SAT Score Range

5 sessions

+7

This series ended on February 17, 2026. All 1:1 and group chats related to this series are disabled 7 days after the last session.

About

Each session, we will discuss various topics in trigonometry such as the unit circle, radians and degrees, and trig function graphs. By the end of the series, you'll have mastered the basics of trigonometry!

Tutored by

Apoorva K 🇸🇦

Senior Tutor

Certified in 6 topics

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I'm a high school student currently in 10th grade. My goal on Schoolhouse is to simplify tricky concepts to help others find their 'aha!' moments, making learning an enjoyable experience for everyone. I love to read, play chess, and play the piano in my free time.

Sessions

✋ ATTENDANCE POLICY

Attendance is optional, but each session builds on the previous one.

SESSION 1

8

Feb

SESSION 1

Trigonometry

Trigonometry

Sun 3:00 PM - 4:00 PM UTCFeb 8, 3:00 PM - 4:00 PM UTC

We will first review the three basic trig functions (sine, cosine, and tangent) and then move on to the unit circle definition.
SESSION 2

10

Feb

SESSION 2

Trigonometry

Trigonometry

Tue 3:00 PM - 4:00 PM UTCFeb 10, 3:00 PM - 4:00 PM UTC

We will continue with the unit circle and look at radians and degrees.
SESSION 3

13

Feb

SESSION 3

Trigonometry

Trigonometry

Fri 3:00 PM - 4:00 PM UTCFeb 13, 3:00 PM - 4:00 PM UTC

We will look at the Pythagorean trig identity and how to use it, and define the tangent function using the unit circle.
SESSION 4

15

Feb

SESSION 4

Trigonometry

Trigonometry

Sun 3:00 PM - 4:00 PM UTCFeb 15, 3:00 PM - 4:00 PM UTC

We will discuss the features of sinusoidal functions and their graphs.
SESSION 5

17

Feb

SESSION 5

Trigonometry

Trigonometry

Tue 3:00 PM - 4:00 PM UTCFeb 17, 3:00 PM - 4:00 PM UTC

We will discuss the features of sinusoidal functions and their graphs.

Public Discussion

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Feb 8 - Feb 17

2 weeks

60 mins

/ session

SCHEDULE

Sundays

3:00PM

Tuesdays

3:00PM