First, here's an isosceles triangle, it has two equal length sides and two equal angles. Oh! Very clever! Now we have an equilateral triangle. Three sides of equal length andall the angles are 60 ...

Interior angles in a triangle add up to 180˚. Triangles close triangleA polygon with three straight sides. have three sides, therefore they have three angles. Interior angles in a triangle sum to ...

In this video, top 50 coach John Howells demonstrates the wedge distance triangle - a foolproof, three-part system which is going to help golfers get up and down more often from inside 100 yards. It's ...