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Proof for Validation for Construction of a Triangle with Given Perimeter and Two Base Angles

Try to constr...

Question

Try to construct triangles using match sticks. Some are shown here. Can you make a triangle with $5$ matchsticks?
(Remember you have to use all the available matchsticks) Name the type of triangle. If you cannot make a triangle, think of reasons for it.

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Solution

By using $5$ matchsticks, we can form a triangle as above. It will be a Isosceles triangle as two sides are equal (Two matchsticks in each side)

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Similar questions

Question 4 (a)

Try to construct triangles using match sticks. Some are shown here. Can you make a triangle with:
3 matchsticks?

(Remember you have to use all the available matchsticks)
Name the type of triangle. If you cannot make a triangle, think of reasons for it.

Question 4 (c)Try to construct a triangle using matchsticks. Some are shown here.

Can you make a triangle with 5 matchsticks?

(Remember you have to use all the available matchsticks)
Name the type of triangle. If you cannot make a triangle, think of reasons for it.

Try to construct triangles using match sticks. Some are shown here. Can you make a triangle with

(a) 3 matchsticks?

(b) 4 matchsticks?

(d)6 matchsticks?

(Remember you have to use all the available matchsticks in each case)

Name the type of triangle in each case. If you cannot make a triangle, think of reasons for it.

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