WorksheetsGeometry Basic 5 (Triangles and types)
Total questions: 51
Worksheet time: 36mins
A triangle whose all the sides are of equal length is called
Triangle
Equilateral Triangle
Right Triangle
Acute Triangle
An Equilateral
triangle has how many line(s) of symmetry?
A right-angled triangle has how many line(s) of symmetry?
.
A Triangle has
1 side
2 sides
3 sides
4 sides
A triangle whose no two sides are of equal length is called
Acute Traingle
Scalene Triangle
Isoceles Traingle
Equilateral Triangle
A triangle whose one angle is 90 degree is called
Obtuse angle triangle
Right angle triangle
Acute angle traingle
Isosceles angle traingle
A closed figure forms by joining three non collinear points is called
Triangle
Circle
Square
Rectangle
What are the three types based on sides of the traingles
Right Triangle
Scalene triangle
Acute triangle
Equilateral triangle
Obtuse triangle
Isosceles triangle
Acute triangle
Right triangle
Obtuse triangle
Equilateral triangle
Isosceles triangle
Scalene triangle
What is a scalene triangle?
A triangle with 2 equal side lengths.
A triangle with 3 different side lengths.
A triangle with equal side lengths.
What is an equilateral triangle?
A triangle with 3 different side lengths.
A triangle with all equal side lengths.
A triangle with with 2 equal side lengths.
What is an isosceles triangle?
A triangle with 2 equal side lengths.
A triangle with 3 different side lengths.
A triangle with all equal side lengths.
What is this triangle?
Equilateral Triangle
Scalene Triangle
Isosceles Triangle
What is this triangle?
Isosceles Triangle
Scalene Triangle
Equilateral Triangle
What is this triangle?
Equilateral Triangle
Scalene Triangle
Isosceles Triangle
What type of triangle is shown?
Isosceles
Right-angled
Equilateral
Scalene
What type of triangle is shown?
Isosceles
Right-angled
Equilateral
Scalene
What type of triangle is shown?
Select all that apply
Isosceles
Right-angled
Equilateral
Scalene
Daniel has drawn a triangle with sides of length 5cm, 5cm and 8cm.
What type of triangle has he drawn?
Isosceles
Right-angled
Equilateral
Scalene
Charlotte has drawn a triangle with angles of 60°, 60° and 60°.
What type of triangle has she drawn?
Isosceles
Right-angled
Scalene
Equilateral
Acute triangles are triangles with only acute angles inside.
Select all the acute triangles below:
What type of triangle is shown?
Isosceles
Right-angled
Equilateral
Scalene
Select all the sentences that are true.
A triangle is a polygon.
An equilateral triangle is an irregular polygon.
An equilateral triangle is a regular polygon.
A triangle is a quadrilateral.
Select all the sentences that are true.
All triangles have 3 vertices.
All right angle triangles have ONLY ONE angle that equals 90 degrees.
A triangle can have two obtuse angles.
A triangle cannot have 2 congruent sides.
An OBTUSE triangle has _____________.
1 obtuse angle
2 obtuse angles
3 obtuse angles
no obtuse angles
A RIGHT triangle has ___________.
1 right angle
2 right angles
3 right angles
no right angles
What kind of triangle is this?
Obtuse Scalene
Right Isosceles
Acute Equilateral
Right Scalene
What kind of triangle is this?
Acute Scalene
Obtuse Isosceles
Acute Equilateral
Obtuse Scalene
An Obtuse triangle has ___ angle bigger than 90 degrees.
1
2
3
Triangles are ___ dimensional.
one
two
three
four
All triangles are ____.
the same
round
square
flat
All triangles have _ sides and _ angles.
2 and 2
3 and 3
4 and 4
5 and 5
I understand tiangles.
yes
no
Mason has drawn a triangle with sides of length 5cm, 5cm and 8cm.
What type of triangle has he drawn?
Isosceles
Right
Equilateral
Scalene
A triangle ABC ,AB = 7.8 cm ,AC= 7 cm and BC = 6 cm is....
Isosceles Triangle
Scalene triangle
Equilateral triangle
Right angled Triangle
In an equilateral triangle measure of each angle is
90 degrees
80 degrees
60 degrees
25 degrees
Angle 1: 90 degrees
Angle 2: 30 degrees
Angle 3: 60 degrees
45 degrees
107 degrees
25 degrees
80 degrees
43 degrees
46 degrees
30 degrees
75 degrees
Angle 1: 60 degrees
Angle 2: 60 degrees
Angle 3: 60 degrees
addition of interior angles of any triangle is
100
90
180
i dont know
A triangle has two sides measuring 14 meters and one side measuring 7 meters. What type of triangle is this?
Equilateral
Isosceles
Scalene
What type of triangle is Δ XYZ, where ∠X = 53°, ∠Y = 63°, and ∠Z = 64°?
Acute angle triangle
Obtuse angle triangle
Right angle triangle
An equilateral triangle is also an _______ triangle.
Acute angle triangle
Obtuse angle triangle
right angle triangle
An Isosceles triangle has how many line(s) of symmetry?
