Year 8
Year 8
Solving geometric problems using linear equations
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Lesson details
Key learning points
- In this lesson, we will use our knowledge of geometry and angle facts to form and solve linear equations.
Licence
This content is made available by Oak National Academy Limited and its partners and licensed under Oak’s terms & conditions (Collection 1), except where otherwise stated.
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5 Questions
Q1.
Solve the equation:
x = -3
x = 3
x = 9
Q2.
Solve the equation:
x = -5.5
x = 11
x = 20
x = 5.5
Q3.
Solve the equation:
x = 14
x = 2
x = 4
x = 9
Q4.
Solve the equation:
x = -12
x = -6
x = -8
x = 12
x = 6
Q5.
Solve the equation:
x = 1
x = 4
x = 7
4 Questions
Q1.
Which equation can be formed from the diagram?
2c + 30 = 60
c + 60 = c + 30
c + c + 30 + 60
Q2.
Work out the value of c.
c = 30
c = 60
c = 90
Q3.
Which equation can be formed from the diagram?
5b + 22 = 2b + 51
7b + 73 = 180
7b = 73
Q4.
What is the size of the largest angle?
133 degrees
215 degrees
360 degrees
41 degrees
82 degrees
Others