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On your whiteboard answer the questions about the shape: Describe each of the angles in the shape a b c © www.SaveTeachersSundays.com 2013
On your whiteboard answer the questions about the shape: Describe each of the angles in the shape d e f i j g h k © www.SaveTeachersSundays.com 2013
The crocodiles mouth! Less than a right angle (Acute) 1-89° Less than half open Right angle 90° Exactly half open More than a right angle (Obtuse) 91-179° More than half open Between a straight line and a circle (Reflex) 181-359° A crocodile cant open its mouth this wide! © www.SaveTeachersSundays.com 2013
GEOMETRY Geometry is all about shapes and their properties.
Angles and Triangles p.551 D E F
Name: Date: Sort shapes in to a Carroll diagram Independent / Some adult support / A lot of adult support Has at least one line of symmetryDoes NOT have.
Name: Date: Understand multiplication as jumps of Independent / Some adult support / A lot of adult support 1) 2) 3) 4) 5) 6) 7) 8) 9) ©
A whole 1 1 Half Half Third Third Third Quarter
Understand multiplication and division as inverses
Multiplication and division as arrays 1) 2)3) 4)5) 7) 6) 8) 9) Use each array to write 2 multiplication and 2 division sentences ©
The World Of Triangles Free powerpoints at
Geometry Point Line Line segment Ray Plane Parallel lines
Triangles TOPIC 9 LESSON 9-5.
Angles 1 – What is an angle?
Chapter 5: Plane Geometry
1-4 Angle Measure.
Two rays with a common endpoint form an angle Two angles are supplementary if they add up to 180° - forming a straight line Two angles are complimentary.
Angles, Angles of Triangles and Parallel Lines. Angles Angles are produced when two or more lines meet or cross.
Whiteboardmaths.com © 2004 All rights reserved
What are we studying next?
Describing Angles Lesson
Angry Birds. Complementary angles Complementary angles are two angles that add up to 90 degrees. As shown in the picture = 90 degrees.
Types of Angles. Acute Angle Any angle that measures less than 90 o.
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