Inscribed angles

2 articles
2 videos
1 skill
We'll now dig a bit deeper in our understanding of circles by looking at inscribed angles and related properties.

Example: Inscribed angles

VIDEO 1:20 minutes
Sal finds a missing inscribed angle using the inscribed angle theorem.

Inscribed angles


Challenge problems: Inscribed angles

Solve two challenging problems that apply the inscribed angle theorem to find an arc measure or an arc length.

Inscribed angle theorem proof

VIDEO 14:16 minutes
Proving that an inscribed angle is half of a central angle that subtends the same arc.