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The adjacent sides of a rectangle are in the ratio 5 : 3 and the area of the rectangle is 735 sq. cm . The length of rectangle _______ cm.1) 72) 4.23) 5.64) 35 |
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Answer» Answer: ADJACENT sides of the RECTANGLE are NOTHING but its length and the breadth. Let the length of the rectangle =5A cm and breadth =3a cm. Area of the rectangle =l×b=29.4cm 2
⇒5a×3a=29.4 ⇒a 2 = 5×3 29.4
=1.96 a= 1.96
=1.4 Hence, the length of the rectangle =5a=7cm and breadth =3a=4.2cm. |
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