Mental Ability-Basic Geometry (NCO- Cyber Olympiad Class 6): Questions 50 - 53 of 60

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Question number: 50

» Mental Ability » Basic Geometry

Appeared in Year: 2011

MCQ▾

Question

Joy drew the diagram to show how the area of parallelogram is related to the area of a triangle. If he knows that the area of parallelogram is 45 cm2 , how can he find the area of one of the triangles?

A parallelogram divides by its diagonal and makes two triangles

A Parallelogram Divides by Its Diagonal and Makes Two Triangles

Showing image of a parallelogram divides by its diagonal and makes two triangles, so if area of parallelogram is 45 cm2, then find area of a triangle

Choices

Choice (4) Response
a.

Find the square root of 45 cm2

b.

Can’t be determined

c.

Divide 45 cm2 by 2

d.

Multiply 45 cm2 by 2

Question number: 51

» Mental Ability » Basic Geometry

MCQ▾

Question

In below given figure angle AOD is 900 and find angle BOC.

A square having angle AOD 90 degree

A Square Having Angle AOD 90 Degree

Find the angle BOC by using other given angle AOD that is 90 degree

Choices

Choice (4) Response
a.

800

b.

900

c.

600

d.

450

Question number: 52

» Mental Ability » Basic Geometry

MCQ▾

Question

In below figure, there are A=1100 , then find angles B, C and D respectively.

Image of geometric shape rhombus

Image of Geometric Shape Rhombus

Find the angles B, C and D by using the given angle A having measures of 110 degree

Choices

Choice (4) Response
a.

600,600,1200

b.

700,800,1100

c.

700,700,1100

d.

1100,900,700

Question number: 53

» Mental Ability » Basic Geometry

MCQ▾

Question

In the below figure, there are lines l, m and n that are related to each other.

Image of one pair of parallel line and an intersecting line

Image of One Pair of Parallel Line and an Intersecting Line

Showing the image of one pair of parallel line and an intersecting line, then find the true statement about relation of lines

Find the true statement from below given statements.

Choices

Choice (4) Response
a.

Line n intersects to line m

b.

Line n intersects to line l

c.

Lines l and m are parallel

d. Both a. and c. are correct

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