1.

The angle of elevation of sun changes from $30^{0}$ to $45^{0}$, the length of the shadow of a pole decreases by 4 metres, the height of the pole is (Assume $\sqrt{3}$ = 1.732)1). 1.464 m2). 9.464 m3). 3.648 cm4). 5.464 m

Answer»

i THINK OPTION 4 is CORRECT



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