'Calculate angles' presentation slideshows

Chapter 23. Ray Optics

Chapter 23. Ray Optics. Our everyday experience that light travels in straight lines is the basis of the ray model of light. Ray optics apply to a variety of situations, including mirrors, lenses, and shiny spoons. Chapter Goal: To understand and apply the ray model of light.

684 views • 39 slides

Shapes And Angles

4.84k views • 15 slides

Protractor Usage

Protractor Usage. Measuring, calculating and drawing angles. Our learning objectives today To use a protractor to: measure acute and obtuse angles to the nearest degree. draw acute and obtuse angles to the nearest degree. To calculate angles on a straight line. What do we use to help us?.

128 views • 10 slides

Measuring, calculating and drawing angles...

Measuring, calculating and drawing angles. Our learning objectives today To use a protractor to: measure acute and obtuse angles to the nearest degree. draw acute and obtuse angles to the nearest degree. To calculate angles on a straight line. What do we use to help us?. A protractor.

104 views • 9 slides

Prelim revision No 6

186 views • 8 slides

Measuring, calculating and drawing angles...

Measuring, calculating and drawing angles. Our Learing Questions: Can we use a protractor to: measure acute and obtuse angles to the nearest degree? draw acute and obtuse angles to the nearest degree? To calculate angles on a straight line?. What do we use to help us?. A protractor.

214 views • 8 slides

Angles In Triangles

Types of Triangles. Scalene triangle. Isosceles triangle. Equilateral Triangle. 3 equal sides 3 equal angles. 2 equal sides 2 equal angles (base). 3 unequal sides 3 unequal angles. Angles In Triangles. Any triangle containing a 90 o angle is a right-angled triangle.

691 views • 6 slides