The angle at the circumference in a semicircle is 90°. Angle STU = 90° Angles in a triangle add up to 180°. The angle on a straight line is 180°. The angle VOY = 180°. The angle at the centre ...

Howtomake #Tutorial #LanAnhHandmade #Copperwire You can turn on subtitles by clicking the CC icon at the bottom of a YouTube video * The parameters I give are for reference only. Size, length and ...