Test:
Triangles - Normal
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Question 1:
Find
$\alpha $
A
$\alpha ={90}^{\circ}$
B
$\alpha ={80}^{\circ}$
C
$\alpha ={85}^{\circ}$
D
$\alpha ={95}^{\circ}$
Question 2:
Find
$\alpha $
A
$\alpha ={57}^{\circ}$
B
$\alpha ={66}^{\circ}$
C
$\alpha ={68}^{\circ}$
D
$\alpha ={33}^{\circ}$
Question 3:
Find the area of a triangle:
A
$48c{m}^{2}$
B
$24cm$
C
$72c{m}^{2}$
D
$96c{m}^{2}$
Question 4:
Which sets of numbers are side lengths of a triangle?
A
$5,8,15$
B
$4,7,12$
C
$2,2,4$
D
$5,6,7$
Question 5:
Find the area of the triangle:
A
$135c{m}^{2}$
B
$120c{m}^{2}$
C
$67.5c{m}^{2}$
D
$90c{m}^{2}$
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