If a line makes angles of 90^{\circ}, 135^{\circ} and 45^{\circ} with the x, {\y} and {\z} axes respectively, then its direction cosines are

0,- {1}/{\sqrt{2}}, {1}/{\sqrt{2}}

- {1}/{\sqrt{2}}, 0, {1}/{\sqrt{2}}

{1}/{\sqrt{2}}, 0,- {1}/{\sqrt{2}}

0, {1}/{\sqrt{2}}, {1}/{\sqrt{2}}

CBSE Class 12 Math 2023 Delhi Set 1 Solved Paper - Question 15

Question : 15 of 38

Marks: +1, -0

If a line makes angles of

90^{∘}, 135^{∘}

and

45^{∘}

with the

x, {\y}

and

{\z}

axes respectively, then its direction cosines are

Solution:

Go to Question:

Prev Question

Next Question