Math, asked by jainruchiarunpd2o9m, 1 year ago

a rhombus of side 20cm has two angles of 60 each find the length of the diagonals

Answers

Answered by niya25
13
Hello,
for this question we will use trignometry
inΔAOD
sin30°=AO/AD
1/2=AO/20
AO=10cm
∴diagonal AC=2AO=20cm
now
cos30°=OD/AD
√3/2=OD/20
OD=10√3cm
∴diagonal BD=2OD=20√3cm
hope this helps,if  like it please mark it as brainliest

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