Google Classroom
구글 클래스룸
GeoGebra
지오지브라 클래스룸
로그인
검색
Google Classroom
구글 클래스룸
GeoGebra
지오지브라 클래스룸
GeoGebra
홈
자료
프로필
클래스룸
앱 다운로드
Foci of a hyperbola
저자:
Jonathan Holland
주제:
쌍곡면
Think of the hyperbola as semi-reflective. Suppose that a lamp is placed at the foci A and B, and an observer at point D. Then the observer will see the one focus on a straight line with the reflected image of the other.
GeoGebra
새 자료
bewijs stelling van Pythagoras
Proof of a Rhombus by Construction and Deduction
Converting Between Degrees and Radians
Untitled
Set Operations (2 Sets)
자료 찾기
Geogebra 1 Ty Breaux
stolivers-anglesatoz
A Special Theorem: Part 2 (V3)
Alej
Bar Graphs
주제 찾기
평면
곱셈
직각삼각형
수
포물선