Answer:
B
Step-by-step explanation:
Step-by-step explanation:
Equation for circle centered at origin:
x² + y² = r².
Therefore r² = (-4)² + (-2)² = 20, r = √20.
Hence d = 2r = 2√20 = 8.94 (2d.p.)
The rectangle with maximum area will actually be a square.
Each side will be of length 7/4 = 1 3/4.
