Understanding Elementary Shapes Test

Result

Understanding Elementary Shapes Test - 19

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Question 1
1 / -0

A ______ triangle has no equal angles.

A
isosceles

B
equilateral

C
acute

D
scalene

Solution

A scalene triangle has all angles and sides unequal.
Question 2
1 / -0

Identify the scalene triangle.

A

B

C

D

Solution

Scalene triangles are triangles with all three sides of different lengths and all three angles of different measure.
Option $$A$$ has all sides of same length.
Option $$B$$ and $$D$$ have two sides of same length.
So, only option $$C$$ is correct, where all $$3$$ sides and angles are different.
Question 3
1 / -0

Identify the figure.

A
Pyramid

B
Cuboid

C
Triangle

D
Cube

Solution

The given figure is a cuboid
Question 4
1 / -0

Identify the 3D figure.

A
Rectangular prism

B
Triangular prism

C
Pyramid

D
Cone

Solution

The given 3D figure is pyramid.
Question 5
1 / -0

Name the 3D figure.

A
Cuboid

B
Cube

C
Cylinder

D
Circle

Solution

The name of the 3D figure is cube.
Question 6
1 / -0

Which of the following is a straight angle?

A
Angle that is less that $$90^{\circ}$$

B
Angle that is exactly $$90^{\circ}$$

C
Angle that is greater than $$90^{\circ}$$

D
None of these

Solution

Straight angle is the angle which is exactly $$180^{\circ}$$

Hence option $$D$$ is the correct answer.
Question 7
1 / -0

Which of the following picture is not a 3D figure?

A

B

C

D

Solution

Square is not a 3D figure.
Hence, option D is correct.
Question 8
1 / -0

Which one of the following figure is not a scalene triangle?

A

B

C

D

Solution

The second option is not a scalene triangle, because it has $$2$$ equal sides.
Question 9
1 / -0

A triangle that has an angle greater than ____ is called as obtuse triangle.

A
$$30^{o}$$

B
$$60^{o}$$

C
$$80^{o}$$

D
$$90^{o}$$

Solution

A triangle that has an angle greater than $$90^{o}$$ is called as obtuse triangle.
Question 10
1 / -0

A scalene triangle has three different side lengths and three different ______.

A
radius

B
angles

C
arc

D
symmetry

Solution

A scalene triangle has three different side lengths and three different angles.