BBC1 年
KS2 Maths teaching resources: Regular and irregular polygons
ADA: Excellent work, team. ZACH: Let’s build them! KAYLA: You know what, your irregular decagon pond looks pretty cool, Zach. ZACH: Told you! ADA: A duck-lightful decagon. Neon City is coming ...
BBC6 年
Polygons - sum of interior angles
The interior angles in a hexagon sum to 720°. This is an irregular decagon. To work out what the interior angles in a decagon sum to, there are two methods. Image caption, The first method is to ...