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**Write the polar coordinates of the point (2,2).**

**Solution:** y/x = 2/2 = 1 = tan Θ i.e. Θ = 45^{0}

r^{2} = x^{2} + y^{2} = 2^{2} + 2^{2} = 8

Therefore, r = √8 = 2 √2

Polar coordinates of a point are given by (r, Θ)

Therefore, Polar coordinates of (2,2) are (2√2, 45^{0})