Question

13. To construct a triangle we must know at least its_
parts.
(a) two (b) three (c) one (d) five​

Answer 1

Answer:

at least its three parts

Answer 2

To construct a triangle we must know at least its THREE parts.

Given :  A triangle to be constructed

To Find : at least how many parts shoud be known

Solution:

To construct a triangle at least 3 parts must be know.

These can be

Either three sides of a triangle

Two angles of a triangle  and any one side

Two sides of a triangle and angle between sides

Note : Knowing  two sides and ( angle not between sides ) may not be enough to get unique triangle . ( it may some time lead to 2 triangles)

Hence Correct option is  b) three

To construct a triangle we must know at least its THREE parts.

Learn More:

To construct a quadrilateral we need to know three sides and ...

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