Skip to content
Philoid
Browse Saved
Back to chapter
Maths
5. Trigonometric Ratios
Home · Class 10 · Maths · Ref. Book · 5. Trigonometric Ratios
Prev
Next
Q31 of 143 Page 5

Ifis a right triangle such that = 90°, = 45° and BC = 7 units. Find , AB and AC.

Ifis a right triangle such that = 90°, = 45° and BC = 7 units. Therefore,




And,




More from this chapter

All 143 →
29

If sin (A - B) = sin A cos B – cos A sin B and cos (A - B) = cos A cos B + sin A sin B, find the values of sin 15° and cos 15°.

30

In a right triangle ABC, right angled at C, if = 60° and AB = 15 units. Find the remaining angles and sides.

32

In a rectangle ABCD, AB = 20 cm, = 60°, calculate side BC and diagonals AC and BD.

33

If sin (A + B) = 1 and cos (A – B) = 1, 0° < A + B ≤90°, A ≥ B find A and B.

Questions · 143
5. Trigonometric Ratios
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35
Back to chapter
ADVERTISEMENT
About Contact Privacy Terms
Philoid · 2026
  • Home
  • Search
  • Browse
  • Quiz
  • Saved