The sides of right-angled triangles are labelled opposite, hypotenuse and adjacent. Trigonometry explores the relationship between sides and angles in right-angled triangles. The hypotenuse is the ...

PRESENTER:Pythagoras' theorem sounds a bit complicated, so what is it in a nutshell? PRESENTER:Well, it's actually pretty simple really. PRESENTER:When we have a right-angled triangle and we know the ...

Area of Triangle Formula: In this article, we cover the definition of triangle and its various types based on the angles and length of side. Besides, we will see how to calculate the area of a ...