Types of Triangles Based on Angles
Trending Questions
What type of triangles are formed by a diagonal of a parallelogram?
Right triangles
Isosceles triangles
Scalene triangles
Equilateral triangles
- acute-angled
- obtused-angled
- reflex-angled
- right-angled
What is the maximum number of acute angle/s a triangle can have?
0
1
2
3
- acute-angled
- right-angled
- obtuse-angled
A circle drawn inside a triangle such that it touches all the three sides of the triangle is called
Name the type of triangle:
with .
Shreya measured the angles of a triangle which came out to be 60°, 50°, and 70° respectively. Now she wants to know what type of triangle it is.
Can you tell what type of triangle it is?
Acute angled triangle
Obtuse angled triangle
Right angled triangle
Reflex angled triangle
Question 1 (f)
Name the type of the following triangle:
ΔLMN with ∠L=30∘, ∠M=70∘ and ∠N=80∘ .
Question 1 (d)
Name the type of the following triangle:
ΔDEF with ∠D=90∘
Question 3 (a)
Name the following triangle in two different ways: (You may judge the nature of angle by observation)
- isosceles
- equivalent
- scalene
- equilateral
Fill in the following blanks :
A triangle has ________ sides and _________ interior angles.
Question 3 (d)
Name the following triangle in two different ways: (You may judge the nature of angle by observation)
Question 1 (e)
Name the type of the following triangle:
ΔXYZ with ∠Y=90∘ and XY = YZ
- two obtuse angle.
- at least one obtuse angle.
- exactly one obtuse angle.
- atmost three obtuse angles.
State whether the following statement is true or false.
If one angle of a triangle is less than 90 degrees, it is known as an acute-angled triangle.
True
False
State whether the following statement is true or false.
If one angle of a triangle is greater than 90 degrees, it is known as an obtuse-angled triangle.
True
False
The measures of angles of triangle is an acute angled triangle.
- True
- False
A triangle with side lengths as 5 cm, 5 cm, 8 cm can be classified as ___________ triangle.
- a scalene
- an isosceles
- a right-angled
- an equilateral
State whether the following statement is true or false.
If one angle of a triangle is less than 90 degrees, it is known as an acute-angled triangle.
False
True
An obtuse-angled triangle is one in which all the angles are less than 90°. State true or false.
- True
- False
An obtuse-angled triangle is the one in which all the angles are less than 90°. State true or false.
- True
- False
In △ABC, ∠ABC = 90∘, ∠BAC = 45∘, ∠ACB = 45∘. What is this triangle called?
Right angled triangle
Isosceles triangle
90o triangle
Right angled Isosceles triangle
- Acute angled
- Obtuse angled
- Right angled
- Reflex angled
- (x−1)2+y2=5
- x2+y2=25
- x2+(y−1)2=25
- (x−1)2+(y−1)2=5
An obtuse-angled triangle is one in which all the angles are less than 90°
- True
- False
Shreya measured the angles of a triangle which came out to be 60°, 50°, and 70°. Find the type of the triangle.
Reflex angled triangle
Right angled triangle
Obtuse angled triangle
Acute angled triangle
The measure of sides of triangle is an isosceles triangle.
- True
- False
Can you tell what type of triangles are formed?
Equilateral
Isosceles
Scalene
Can't be determined