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तामिळनाडू बोर्ड ऑफ सेकेंडरी एज्युकेशनएस.एस.एल.सी. (इंग्रजी माध्यम) इयत्ता ८

Construct the following parallelograms with the given measurements and find their area. ARTS, AR = 6 cm, RT = 5 cm and ∠ART = 70° - Mathematics

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प्रश्न

Construct the following parallelograms with the given measurements and find their area.

ARTS, AR = 6 cm, RT = 5 cm and ∠ART = 70°

आकृती

उत्तर

Given: In the Parallelogram ARTS,

AR = 6 cm, RT = 5 cm, and ∠ART = 70°

Rough Diagram

Construction:

Steps:

1. Draw a line segment AR = 6 cm.

2. Make an angle ∠ART = 70° at R on AR

3. With R as centre, draw an arc of radius 5 cm cutting RX at T

4. Draw a line TY parallel to AR through T.

5. With T as centre, draw an arc of radius 6 cm cutting TY at S. Join AS

6. ARTS is the required parallelogram.

Calculation of area:

Area of the parallelogram ARTS = b × h sq.units

= 6 × 4.7

= 28.2 sq.cm

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Constructing a Parallelogram When Its Two Adjacent Sides and One Angle Are Given.
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पाठ 5: Geometry - Exercise 5.5 [पृष्ठ २०९]

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सामाचीर कलवी Mathematics [English] Class 8 TN Board
पाठ 5 Geometry
Exercise 5.5 | Q I. 1. | पृष्ठ २०९
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