Question

Distance of point (-3, 4) from the origin is _________. 

(A) 7 

(B) 1 

(C) 5 

(D) -5

Answer 1

(C) 5

Distance of (-3, 4) form origin 

= \(\sqrt {(-3)^2 + (4)^2}\)

= \(\sqrt {9 + 16 }\)

= \(\sqrt {25 }\) = 5