Arav was asked to construct a triangle ABC with sides AB and BC equal to 5 cm and 6-5 cm respectively- The measure of the angle B is 60- He started the construction- which of the following steps of construction followed by him is incorrectA- With point B as centre and radius 5 cm draw an arc- which cuts line XC at point AB- At point C draw an angle XCB -60-C- Draw a line segment BC of length 6-5 cmD- Join AB- Triangle ABC so formed is the required triangle

The correct option is B At point C draw an angle XCB = 600Since the measure of angle B is 600, he should have drawn angle 600 at point B and not at C. ...

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Byju's Answer

Standard VII

Mathematics

Construction of Triangles Given 2 Sides and Included Angle

Arav was aske...

Question

Arav was asked to construct a triangle ABC with sides AB and BC equal to 5 cm and 6.5 cm respectively. The measure of the angle B is 60⁰. He started the construction, which of the following steps of construction followed by him is incorrect

With point B as centre and radius 5 cm draw an arc, which cuts line XC at point A

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Draw a line segment BC of length 6.5 cm

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Join AB, Triangle ABC so formed is the required triangle

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At point C draw an angle XCB = 60⁰

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Solution

The correct option is D
At point C draw an angle XCB = 60⁰

Since the measure of angle B is 60⁰, he should have drawn angle 60⁰ at point B and not at C.

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Arav was asked to construct a triangle ABC with sides AB and BC equal to 5 cm and 6.5 cm respectively. The measure of the angle B is 600. He started the construction, which of the following steps of construction followed by him is incorrect

The correct option is D At point C draw an angle XCB = 600Since the measure of angle B is 600, he should have drawn angle 600 at point B and not at C.

Arav was asked to construct a triangle ABC with sides AB and BC equal to 5 cm and 6.5 cm respectively. The measure of the angle B is 60⁰. He started the construction, which of the following steps of construction followed by him is incorrect

The correct option is D
At point C draw an angle XCB = 60⁰

Since the measure of angle B is 60⁰, he should have drawn angle 60⁰ at point B and not at C.