WorksheetsTriangles Challenge
Total questions: 10
Worksheet time: 5mins
Classify the triangle with angles 60°, 60°, 60°.
Equilateral triangle
Isosceles triangle
Scalene triangle
Right-angled triangle
Find the missing angle in a triangle with angles 45° and 85°.
100°
75°
30°
50°
A right-angled triangle has one angle of 30°. Find the measure of the other two angles.
60° and 90°
30° and 60°
90° and 90°
45° and 45°
Using the Pythagorean theorem, find the length of the hypotenuse in a right-angled triangle with sides 3 and 4.
5
2
10
7
Calculate the area of a triangle with base 6 and height 8.
24
10
14
30
Identify if the triangles with sides 3cm, 4cm, 5cm and 6cm, 8cm, 10cm are similar.
No
Maybe
Yes
Not sure
What type of triangle has angles measuring 30°, 60°, and 90°?
Acute-angled triangle
Right-angled triangle
Isosceles triangle
Equilateral triangle
In a triangle, if one angle is 110°, what are the measures of the other two angles?
The measures of the other two angles could be any combination that adds up to 70°.
The measures of the other two angles are 120° and 50°.
The measures of the other two angles are 60° and 30°.
The measures of the other two angles are 90° and 80°.
If the sides of a triangle measure 7cm, 24cm, and 25cm, is it a right-angled triangle?
No
Maybe
Yes
Not sure
Find the missing angle in a triangle with angles 55° and 75°.
30°
90°
100°
50°
