© 2008  Rasmus ehf  og Jóhann Ísak Pétursson

 Triangles Test 3


Instructions.

Read each question carefully and choose the answer that you think is most likely to be correct. You can only choose one answer for each question. When you are ready, mark your answers in the spaces on the computer screen and click on the button 'Send answers'. Good luck!


Do the following examples putting a check mark by the answer you think is correct:

1.                          Find the side a in the following triangle.

                           

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Possible answers:

A 6 cm
B 7 cm
C 8 cm
D
9 cm

2.                           Find the area of the following triangle:

                              

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Possible answers:

A 23 cm2
B 24 cm2
C 25 cm2
D
26 cm2

3.                         Find  the angle C in the diagram:

                             

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Possible answers:

A 62°
B 66°
C 70°
D 74°

4.                                    Find the angle C in the diagram:

                                  

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Possible answers:

A 109°
B 114°
C 110°
D 106°

5.                                      Find the side b in the following triangle:

                                     

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Possible answers:

A 3,5 cm
B 4 cm
C 4,5 cm
D 5 cm

6.                               Find the side c in the following triangle:

                                  

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Possible answers:

A 7 cm
B 10 cm
C 9 cm
D 8 cm

7.                            Find the angle A in the following triangle:

                               

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Possible answers:

A 25°
B 30°
C 35°
D 40°

8.                                Find the angle C in the following diagram:

                                   

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Possible answers:

A
20°
B
22°
C
24°
D
26°

9.                                     Find the biggest angle in the following triangle:

                                        

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Possible answers:

A 66°
B 68°
C 70°
D 72°

10.                          Find the area of the following triangle:

                               

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Possible answers:

A 140 cm2
B 150 cm2
C 160 cm2
D 170 cm2

 

Percentage answered correctly =

Correct answers: Your answers: