Mathematics SSS1 Third Term Mid Term Assessment

Assessment

In each of the following triangles, two angles are given, find the third angle in each and name the type of triangle

1. 690, 460

  1. 65 acute-angled scalene
  2. 60 right-angled scalene
  3. 55 right-angled scalene
  4. 56 acute-angled scalene

 

2. 350, 550

  1. 70 right-angled scalene
  2. 90 right-angled scalene
  3. 80 right-angled scalene
  4. 95 right-angled scalene

 

3. 600, 600

  1. 50  equilateral
  2. 60  equilateral
  3. 95 right-angled scalene
  4. 56 acute-angled scalene

 

4. 580, 250

  1. 97 obtuse angle scalene
  2. 95 obtuse angle scalene
  3. 93 obtuse angle scalene
  4. 94 obtuse angle scalene

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