Find the shorter diagonal of a parallelogram, ifl=18cmw=26cmanglea=39^circ

rocedwrp

rocedwrp

Answered question

2021-02-11

Find the shorter diagonal of a parallelogram, if
l=18 cm
w=26 cm
a=39

Answer & Explanation

ensojadasH

ensojadasH

Skilled2021-02-12Added 100 answers

Let the shorter diagonal be x.
Use the law of Cosines to find x:
x2=182+2922(18)(29) cos38
Calculate:
x18.8 cm

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