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Subjects
Class 10MathematicsQuadratic EquationsWord Problems and ApplicationsHardLevel 40
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A wire is bent into a rectangle. The length is (9) cm more than the breadth and area is (700) square cm. What is the length of the wire?

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Answer and explanation

Correct answer: (106) cm

If breadth is (x), then (x(x+9)=700), giving (x=25) and length (34). The wire length is (2(25+34)=118), so the correct option is (118).

Related tags

Quadratic EquationsRectangleWire

Frequently asked questions

What is the correct answer to this question?

(106) cm

Why is this the correct answer?

If breadth is (x), then (x(x+9)=700), giving (x=25) and length (34). The wire length is (2(25+34)=118), so the correct option is (118).

Which subject and chapter does this question cover?

This is a Class 10 Mathematics question. Chapter: Quadratic Equations. Topic: Word Problems and Applications.

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