[" In the adjoining figure,"Seg PQ|Seg DE,A(Delta PQF)=20" sq.units,"PF=2DP" ,then find "A(],[" DPQE) "square" completing the following activity."]

In the adjoining figure , "seg " PQ||" seg " DE, A(DeltaPQF)=20 sq units . PF = 2 , then find A(squareDPQE) by completing the following activity.

In the adjoining figure, seg PQ|| seg DE,A (DeltaPQR)=20 units, PF=2DP, then find A(squareDPQE).

In the adjoining figure, seg PQ abs() seg DE, A(DeltaPQF) = 20 sq. uints, PF = 2 DP, then find A (square DPQE) by completing the following activity.

In the adjoining figure, seg PQ abs() seg DE, A(DeltaPQF) = 20 sq. uints, PF = 2 DP , then find A (square DPQE)

In the figure seg PQ|| seg DE, A(DeltaPQF)=20 units PF=2DP ,then find A(square DPQE) by completing the following activity: Activity: A(DeltaPQF)=20 sq units, PF=2DP . Let us assume DP=x :.PF=2x DF=DE+square=square+square=3x In DeltaFDE and DeltaFPQ . /_FDE~=/_square ..........(Corresponding angles) /_FED~=/_square .....(Corresponding angles) :.DeltaFDE~DeltaFPQ .....(AA test) :.(A(DeltaFDE))/(A(DeltaFPQ))=(square)/(square)=((3x)^(2))/((2x)^(2))=9/4 A(DeltaFDE)=9/4A(DeltaFPQ)=9/4xxsquare=square A(squareDPQE)=A(DeltaFDE)-A(DeltaFPQ) =square-square =square

In the adjoining figure, seg XY|| seg AC , IF 3AX=2BX and XY=9 then find the length of AC .

In the adjoining figure, seg DE|| side BC . If DE : BC =3: 5 , then find A(DeltaADE):A(DeltaDBCE)

Solve the following sub question : in the adjoining figure, seg PS bat side QR. If PQ = a, PR = b QS = c and Rs = d then complete the following activity to prove that (a + b) (a - b) = (c + d) (c - d) Proof : In Delta PSQ angle PSQ = 90 ^(@) square^(2) = PS^(2) + square^(2) PS^(2) = square^(2) - square^(2) In Delta PSR, angle PSR = 90^(@) square^(2) = PS^(2) + square^(2) PS^(2) = square^(2) - square^(2) = square^(2) - square^(2) a^(2) - c^(2) = b^(2) - d^(2) a^(2) - b^(2) = C^(2) - d^(2) square xx square = square xx square

In the adjoining figure, seg PS abs() seg QT abs() seg RU, PQ = 6.4, PR = 9.6 and ST = 11, then find the length of SU.

In the adjoining figure, seg PS abs() seg QT abs() seg RU, PQ = 6.4, PR = 9.6 and ST = 11, then find the length of SU.