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Byju's Answer
Standard IX
Mathematics
Triangle
29. In Δ ABC,...
Question
29. In Δ ABC, AB=5cm, BC=8cm and AC=9cm. Find the area of ΔABC
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Q.
In
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Find the area of
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Q.
In the given figure, DE || BC
(i) If DE = 4 cm, BC = 6 cm and Area (∆ADE) = 16 cm
2
, find the area of ∆ABC.
(ii) If DE = 4 cm, BC = 8 cm and Area (∆ADE) = 25 cm
2
, find the area of ∆ABC.
(iii) If DE : BC = 3 : 5. Calculate the ratio of the areas of ∆ADE and the trapezium BCED.
