The figure shows an equilateral ΔABC of side 10 cm and a right angle

1.	The figure shows an equilateral ΔABC of side 10 cm and a right angle ΔBDC whose side BD = 8 cm and ∠D=90∘.The area of the shaded portion is ___ cm2.
Answer» The figure shows an equilateral $Δ A B C$ of side 10 cm and a right angle $Δ B D C$ whose side BD = 8 cm and $∠ D = 90^{\circ}$ . The area of the shaded portion is ___ $c m^{2}$ .

The figure shows an equilateral ΔABC of side 10 cm and a right angle ΔBDC whose side BD = 8 cm and ∠D=90∘.The area of the shaded portion is ___ cm2.

Answer»

The figure shows an equilateral $Δ A B C$ of side 10 cm and a right angle $Δ B D C$ whose side BD = 8 cm and $∠ D = 90^{\circ}$ .

The area of the shaded portion is ___ $c m^{2}$ .