EASY
9th CBSE
IMPORTANT
Earn 100

Prove that an equilateral triangle can be constructed on any given line segment.

Important Questions on Introduction to Euclid's Geometry

EASY
9th CBSE
IMPORTANT
MATHEMATICS>Chapter 5 - Introduction to Euclid's Geometry>EXERCISE 5.1>Q 11
If P,Q and R are three points on a line, and Q lies between P and R, then prove that PQ+QR=PR.
EASY
9th CBSE
IMPORTANT
MATHEMATICS>Chapter 5 - Introduction to Euclid's Geometry>EXERCISE 5.1>Q 12
In Figure, ∠1=∠2 and ∠3=∠4, show that ∠QPS=∠QRS.
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EASY
9th CBSE
IMPORTANT
MATHEMATICS>Chapter 5 - Introduction to Euclid's Geometry>EXERCISE 5.1>Q 13
In a parallelogram ABCD, diagonals AC and BD bisect at O, show that OA+OB=OC+OD.
EASY
9th CBSE
IMPORTANT
MATHEMATICS>Chapter 5 - Introduction to Euclid's Geometry>EXERCISE 5.1>Q 14
In a square ABCD, diagonals AC and BD are diagonals as shown in Figure, show that 2OC2=CD2.
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EASY
9th CBSE
IMPORTANT
MATHEMATICS>Chapter 5 - Introduction to Euclid's Geometry>EXERCISE 5.1>Q 15
In the figure given below, Name three line segments.
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EASY
9th CBSE
IMPORTANT
MATHEMATICS>Chapter 5 - Introduction to Euclid's Geometry>EXERCISE 5.1>Q 15
In the figure given below, Name the Four collinear points:
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EASY
9th CBSE
IMPORTANT
MATHEMATICS>Chapter 5 - Introduction to Euclid's Geometry>EXERCISE 5.1>Q 15
In the figure given below, Name the two pairs of non-intersecting line segments:
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EASY
9th CBSE
IMPORTANT
MATHEMATICS>Chapter 5 - Introduction to Euclid's Geometry>EXERCISE 5.1>Q 16
In figure, a line p is perpendicular to both the line l and m. Prove that l∥m by using Euclid’s fifth postulate.
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