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A OBC is a rectangle whose three vertices are A(0, 3), O (0, 0) and B (5, 0). The length ofits diagonal is |
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Answer» ACCORDING to the question, We will use DISTANCE formula AO= Squareroot of 0^2 + 3^2 => AO = Squareroot of 0 +9 => AO = Squareroot of 9 AO = 3 units Now, BO = Squareroot of 5^2 +0^2 => BO= squareroot of 10+0 => BO = Squareroot of 10 => BO = 5 units Thereby, SO, AB^2 = AO^2 + BO^2 => AB^2 = (3 units)^2 + (5 units)^2 => AB^2 = 9 sq. units + 25 sq. units => AB^2 = 34 sq. units => AB = Squareroot of 34 units Hence,Length of diagonal of a rectangle is square root of 34 units |
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