Find the perimeter and area of quadrilateral ABCD in which ab=42 cm, bc=21cm,cd=29cm,da=34cm and angle CBA is 90°
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area of quadrilateral abcd= area of triangle adb + area of triangle DCB
by using heron's formula
area of triangle adb= 336cm2
area of triangle BCD=210cm2
area of quadrilateral abcd= 336+210= 546cm2
perimeter= sum of all the sides
= 126
hope this help u
if this is correct
brainliest my answer
by using heron's formula
area of triangle adb= 336cm2
area of triangle BCD=210cm2
area of quadrilateral abcd= 336+210= 546cm2
perimeter= sum of all the sides
= 126
hope this help u
if this is correct
brainliest my answer
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