find the length of altitude to the smallest side of a triangle having sides of lengths 7 cm , 5 cm , 8 cm. plz its urgent .

Three sides of triangle are:a=7cmb=5cmc=8cms=a+b+c2=7+5+82=10cmArea=ss-as-bs-c=1010-710-510-8=10×3×5×2=103cm2Now,Area of triangle=12×base×altitude103=12×5×altitudealtitude=103×25=43cm

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