# Download Marvelous Angle at The Circ. apk 1.0.0 free for Android smartphone

21 Oct
Marvelous Angle at The Circ.

Posted by 康軒文教事業股份有限公司 in Education | Oct. 21, 2013 | 0 Comments

Apk file size: 8.9 MB

Marvelous Angle at The Circumference

A new trend of digital teaching! Using teaching aids is not just showing pictures, cards or three-dimensional objects. Kang Hsuan digital teaching aid “Marvelous angle at the circumference” has interactive operation which makes your teaching more brilliant.

It includes introductions of 9 theorems:
1. Congruent chords have congruent arcs.
2. Inscribed angle is half of the central angle.
3. The arc lengths congruent, the inscribed angles congruent.
4. Thales' Theorem
5. In a circle, parallel chords intercept congruent arcs.
6. Sum of opposite angles of inscribed quadrilateral add up to 180 degrees.
7. If a tangent and a chord intersect at a point on a circle, the measure of each angle formed is one half the measure of its intercepted arc.
8. Angles Inside the Circle Theorem
9. Angles Outside the Circle Theorem