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Construct a Parallelogram Abcd, When: Ab = 4.4 Cm, Ad = 6.2 Cm and Ac = 4.8 Cm. - Mathematics

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Question

Construct a parallelogram ABCD, when:
AB = 5.8 cm, diagonal AC = 8.2 cm and diagonal BD = 6.2 cm.

Sum

Solution


Steps:
1. Since diagonal of a parallelogram bisect each other, construct OAB such that;

OA = `1/2"AC" = 1/2` x 8.2 cm = 4.1 cm.

OB = `1/2"BD" = 1/2` x 6.2 cm = 3.1 cm.
and AB = 5.8 cm.

2. Produce AO up to C, such that OC = OA = 4.1 cm and BO up to D, such that DO = OB = 3.1 cm.
3. Join AD, DC, and CB.

ABCD is the required parallelogram.

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Construction of Parallelograms
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Chapter 15: Construction of Polygons (Using ruler and compass only) - Exercise 15 [Page 190]

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Selina Concise Mathematics [English] Class 9 ICSE
Chapter 15 Construction of Polygons (Using ruler and compass only)
Exercise 15 | Q 10 | Page 190
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