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CBSE Class 10 Answered

pl solve this sum

Asked by NSSORATHIYA sorathiya | 08 Mar, 2020, 10:16: AM
Expert Answer
Area of triangle = 1/2 × base × height
here
height = BE = 5.5 cm
base = AD = 10 + 8 = 18 cm
Area = 1/2 × 5.5 × 18 =49.5 cm2
 
OR
Area of ABD = Area of ABC + Area of BCD
Area of ABC = 1/2 × 5.5 × 10 =27.5 cm2
Area of BCD = 1/2 × 5.5 × 8 =22 cm2
Area of ABD = 49.5 cm2
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