90In a Δ ABC, if AB-AC and LA700,find < Barid LC .A.A ABC and paralle

1.	90In a Δ ABC, if AB-AC and LA700,find < Barid LC .A.A ABC and parallelogram ABDE are on the base AB and between the sarmeparallels AB and CD. If the area ( Δ ABC,-10 cm, what is the area ofnarallelogram ARDE
Answer» Ifthey havesamealtitude, they will liebetween the same parallels. Hence the area of thetrianglewill be equal to half that of theparallelogram Area of traingle abc=1/2Area of parallelogramArea of parallelogram=2×Area of triangle abcHence area of parallelogram=2×10=20cm^2

90In a Δ ABC, if AB-AC and LA700,find < Barid LC .A.A ABC and parallelogram ABDE are on the base AB and between the sarmeparallels AB and CD. If the area ( Δ ABC,-10 cm, what is the area ofnarallelogram ARDE

Answer»

Ifthey havesamealtitude, they will liebetween the same parallels. Hence the area of thetrianglewill be equal to half that of theparallelogram

Area of traingle abc=1/2Area of parallelogramArea of parallelogram=2×Area of triangle abcHence area of parallelogram=2×10=20cm^2