Question

Construct a triangle ABC , in which angle B =60°, angle C = 45° and AB+BC+CA = 11 cm

Answer 1

1 draw a line segment PQ=11 cm.
2 at P canstruct an angle of 60° and at Q an angle of 45°.
3 bisect these angle. let the bisectors DE of AP to intersect QP at B and FG oc AQ to intersect PQ at C.
5 join AB and AC .
Then, ABC is required triangle.

Answer 2

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