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ABCD is a rhombus in which the altitude from D to side AB bisects AB.Then what are the values of angle A and angle B

ABCD is a rhombus in which the altitude from D to side AB bisects AB.Then what are the values of angle A and angle B

Grade:8

1 Answers

sai
18 Points
7 years ago
A=60 degrees and B=120degreesBy using sine rule we can see that in the two triangles formed by the altitude we get a =60 degrees and as we know that diagonals bisect angle in a rhombus so as we get half angle of B as 60 the complete angle is 120 degrees

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