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CBSE Class 9 Answered

In equilateral triangle KLM, P, Q and R are the mid-points of KL, LM and MK. Prove that incrementPQR is an equilateral triangle.
Asked by Topperlearning User | 28 Jul, 2014, 01:39: PM
answered-by-expert Expert Answer

Answered by | 28 Jul, 2014, 03:39: PM

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CBSE 9 - Maths
the line segment joining the midpoints of two sides of a triangle is parallel to the third side
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State the mid point Theorem.
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CBSE 9 - Maths
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CBSE 9 - Maths
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CBSE 9 - Maths
In PQR, A, B and C are the mid points of QR, RP and PQ respectively. If the lengths of sides PQ, QR and RP are 7 cm, 8 cm and 9 cm respectively, find the perimeter of ABC. 
Asked by Topperlearning User | 11 Aug, 2017, 12:00: PM
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CBSE 9 - Maths
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Asked by Topperlearning User | 11 Aug, 2017, 11:52: AM
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CBSE 9 - Maths
In the figure, E is the mid-point of side AD of a trapezium ABCD with AB  CD. A line through E parallel to AB meets BC in F. Show that F is the mid point of BC.
Asked by Topperlearning User | 11 Aug, 2017, 11:56: AM
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CBSE 9 - Maths
M, N and P are the mid points of AB, AC and BC respectively. If MN = 3 cm, NP = 3.5 cm and MP = 2.5 cm. Calculate BC, AB and AC.
Asked by Topperlearning User | 11 Aug, 2017, 11:59: AM
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