Female teacher with teaching tools in school. Female teacher animation standing with teaching tools in the school. Cartoon in 4k resolution ruler protractor stock videos & royalty-free footage ...

What you need: ruler, protractor, pencil and paper. Use these to construct a triangle when you know the length of 1 side and the 2 angles at each end of it. In this case use the length 8 cm ...

Measurement scales with... Realistic metal and plastic rulers. Measurement scales with divisions. Scale for measuring length or height in centimeters, inches. Ruler, tape measure marks, size ...

There are two ways to construct a triangle using a ruler and a protractor. The first is a Side, Angle, Side (SAS) construction where two sides and the angle between them is known. The second is an ...

Stamped on the lid of the box is 'AIRCRAFT PROTRACTOR MK.3-B.BU.AERO.,U.S.NAVY CONTRACT NO.94551 F.S.S.C. NO. 88-P-945 BRUNING-WALLACE, N.Y.'. This inscription is also impressed on a rectangular tab ...