The perimeter of a rhombus is 148 cm and one of its diagonals is 70 cm. Its area is equal to the area of a rectangle whose sides are in ratio 7 ∶ 3. The longer side of the rectangle is:

The perimeter of a rhombus is 148 cm and one of its diagonals is 70 cm

1.	The perimeter of a rhombus is 148 cm and one of its diagonals is 70 cm. Its area is equal to the area of a rectangle whose sides are in ratio 7 ∶ 3. The longer side of the rectangle is:
A.	\(7\sqrt {10}\) cm
B.	\(8\sqrt {5}\) cm
C.	\(4\sqrt {5}\) cm
D.	\(14\sqrt {10}\) cm
Answer» E.