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तमिलनाडु बोर्ड ऑफ सेकेंडरी एज्युकेशनएसएसएलसी (अंग्रेजी माध्यम) कक्षा ८

Construct the following rectangles with the given measurements and also find their area. HAND, HA = 7 cm and AN = 4 cm - Mathematics

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प्रश्न

Construct the following rectangles with the given measurements and also find their area.

HAND, HA = 7 cm and AN = 4 cm

आकृति

उत्तर

Given: HA = 7 cm and AN = 4 cm

Rough Diagram


Steps:

1. Drawn a line segment HA = 7 cm.

2. At H, constructed HX ⊥ HA.

3. With H as centre, drawn an arc of radius 4 cm and let it cut at HX at D.

4. With A and D as centres, drawn arcs of radii 4 cm and 7 cm respectively and let them cut at N.

5. Joined AN and DN.

6. HAND is the required rectangle.

Calculation of Area:

Area of the rectangle HAND = l × b sq.units

= 7 × 4 cm2

= 28 cm 

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Construction of a Rectangle When Its Length and Breadth Are Given.
  क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 5: Geometry - Exercise 5.5 [पृष्ठ २०९]

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सामाचीर कलवी Mathematics [English] Class 8 TN Board
अध्याय 5 Geometry
Exercise 5.5 | Q III. (i) | पृष्ठ २०९
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