Test: Triangles - Normal

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Question 1:   Find α


α= 80
α= 85
α= 90
α= 95
Question 2:   Find α


α= 33
α= 57
α= 66
α= 68
Question 3:   Find the area of a triangle:


24cm
72c m 2
96c m 2
48c m 2
Question 4:   Which sets of numbers are side lengths of a triangle?
2,2,4
5,6,7
4,7,12
5,8,15
Question 5:   Find the area of the triangle:


120c m 2
135c m 2
67.5c m 2
90c m 2
Question 6:   Find the length of the side a


a=4.5cm
a=5cm
a=3cm
a=4cm
Question 7:   Find α


α= 75
α= 60
α= 30
α= 45
Question 8:   Find the length of the diagonal d


d=8cm
d=14cm
d=12cm
d=10cm
Question 9:   Which of the below triangles is acute?
Question 10:   Which of the below triangles is equilateral?