1.

A right triangle ABC right angled at A with lengths of perpendicular sides 4 cm and 3 cm is constructed. Keeping the third side as the base, another triangle BCD is constructed such that ∠DBC = 40∘ and ∠BCD = 30∘. Then the perimeter of triangle BCD is

Answer»

A right triangle ABC right angled at A with lengths of perpendicular sides 4 cm and 3 cm is constructed. Keeping the third side as the base, another triangle BCD is constructed such that DBC = 40 and BCD = 30. Then the perimeter of triangle BCD is




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