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Exterior angle of triangle
Triangle
1 / 22
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Slide 1:
Mind map
Mathematics
Primary Education
This lesson contains
22 slides
, with
interactive quizzes
and
text slides
.
Lesson duration is:
1 min
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Items in this lesson
Triangle
Slide 1 - Mind map
Slide 2 - Slide
Slide 3 - Slide
Learning Objective
1) Develop and apply the exterior angle property of a triangle to find the measure of the unknown angle in the given triangle.
2) Relate the concept to real-life situations.
Slide 4 - Slide
timer
5:00
Slide 5 - Slide
Slide 6 - Slide
Slide 7 - Slide
Slide 8 - Slide
Draw your conclusion from the activity
Slide 9 - Open question
Slide 10 - Slide
www.geogebra.org
Slide 11 - Link
timer
0:30
Slide 12 - Slide
Find the value of x from above figure is
A
120
B
135
C
45
D
50
Slide 13 - Quiz
The exterior angle of a triangle is equal to the sum of two
Exterior angles
Interior opposite angles
Alternate angles
Interior angles
Slide 14 - Poll
timer
2:00
Slide 15 - Slide
Slide 16 - Slide
Slide 17 - Slide
Slide 18 - Slide
Tell me three things
a) You have learnt today
b)You have done well
c)You would like to find more about
Slide 19 - Open question
Slide 20 - Slide
Slide 21 - Slide
The value of x is equal to
40 degree
50 degree
70 degree
Slide 22 - Poll
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