Created by Mr.Lafferty Math Dept Angles Basic Revision Angles F and Z Angles www.mathsrevision.com Quadrilaterals 11-Sep-18 Created by Mr.Lafferty Math Dept

Created by Mr.Lafferty Math Dept Starter Questions Q1. Solve the equation below Q2. Find two numbers that multiply add to give 18 and subtract to give 3. www.mathsrevision.com Q3. Find the average and range of the numbers below 2,8,8,10 Q4. Find 11-Sep-18 Created by Mr.Lafferty Math Dept

Created by Mr.Lafferty Math Dept Angles Corresponding Angles Learning Intention Success Criteria 1. We are revising basic angle properties. To be able to apply basic angle properties to solve problems. www.mathsrevision.com 11-Sep-18 Created by Mr.Lafferty Math Dept

35o 65o 55o 115o 34o 146o Two angles making a straight line add up to 180o (Supplementary angles) 34o Two angles making a right angle add up to 90o (Complementary angles) 146o Angles opposite each other at a cross are equal. Angles 120o 95o 145o Angles round a point always add up to 360o Angles in a triangle add up to 180o 11-Sep-18 Created by Mr.Lafferty Math Dept

Created by Mr. Lafferty Maths Department Angles Now try TJN4+ Ex 2.1 Q1 and Q2 Ch2 (page 11) www.mathsrevision.com 11-Sep-18 Created by Mr. Lafferty Maths Department

Starter Questions Write or show an example of F and Z-angle property www.mathsrevision.com 11-Sep-18 Created by Mr.Lafferty Math Dept

Created by Mr.Lafferty Math Dept Angles Corresponding Angles Learning Intention Success Criteria 1. We are revising basic F and Z angle properties. To be able to apply basic angle properties to solve problems. www.mathsrevision.com 11-Sep-18 Created by Mr.Lafferty Math Dept

35o 65o 55o 115o 34o 146o Two angles making a straight line add up to 180o (Supplementary angles) 34o Two angles making a right angle add up to 90o (Complementary angles) 146o Angles opposite each other at a cross are equal. Angles 120o 95o 145o Angles round a point always add up to 360o Corresponding angles (F – angles) are equal Alternate angles (Z – angles) are equal Angles in a triangle add up to 180o 11-Sep-18 Created by Mr.Lafferty Math Dept

What are the values of the missing angles? Corresponding Angles Level 4+ What are the values of the missing angles? 75o 65o 40o 115o 140o www.mathsrevision.com 65o 40o 115o 140o 11-Sep-18 Created by Mr.Lafferty Math Dept

Created by Mr.Lafferty Math Dept ao = 63o bo = 74o co = 117o do = 106o eo = 74o fo = 63o go = 43o 11-Sep-18 Created by Mr.Lafferty Math Dept

Created by Mr.Lafferty Math Dept ao = 122o do = 51o bo = 58o eo = 51o co = 58o 11-Sep-18 Created by Mr.Lafferty Math Dept

Created by Mr.Lafferty Math Dept ao = 117o bo = 63o co = 117o do = 117o 11-Sep-18 Created by Mr.Lafferty Math Dept

Created by Mr.Lafferty Math Dept xo = 98o yo = 82o 11-Sep-18 Created by Mr.Lafferty Math Dept

Created by Mr. Lafferty Maths Department Angles Now try TJN4+ Ex 2.1 Q3 Ch2 (page 12) www.mathsrevision.com 11-Sep-18 Created by Mr. Lafferty Maths Department

Starter Questions What are Quadrilaterals www.mathsrevision.com 11-Sep-18 Created by Mr.Lafferty Math Dept

Created by Mr.Lafferty Math Dept Angles Quadrilaterals Learning Intention Success Criteria 1. We are learning angle properties in a quadrilateral. To be able to apply quadrilateral angle properties to solve problems. www.mathsrevision.com 11-Sep-18 Created by Mr.Lafferty Math Dept

Angles in a Quadrilateral ao bo co do Square Rectangle ao 45o bo The angles in a quadrilateral ALWAYS add up to 360o bo ao Angles in a Quadrilateral Rhombus co Kite jo jo do do Quad means four ho ho ko ko co Parallelogram eo go fo mo mo fo go eo 11-Sep-18 Created by Mr.Lafferty Math Dept

Angles Now try TJN4+ Ex 2.2 Ch2 (page 13) www.mathsrevision.com Have you updated your Learning Log ? Angles Now try TJN4+ Ex 2.2 Ch2 (page 13) www.mathsrevision.com Are you on Target ? I can ? 11-Sep-18 Created by Mr. Lafferty Maths Department