BBC4 年
Angles, lines and polygons - Eduqas
A scalene triangle has 3 sides of different lengths and 3 unequal angles. An isosceles triangle has 2 sides of equal length. The dashes on the lines show they are equal in length. The angles at ...
BBC4 年
Angles, lines and polygons - Edexcel
A scalene triangle has 3 sides of different lengths and 3 unequal angles. An isosceles triangle has 2 sides of equal length. The dashes on the lines show they are equal in length. The angles at ...
ScienceAlert on MSN3 个月
'Impossible' Proofs of Pythagoras' Theorem Published by High School Students
The theorem is a fundamental law in the field of trigonometry, which essentially calculates the relationships between sides ...