Identify the quadrant in which an angle given measure lies328° - Mathematics

Identify the quadrant in which an angle given measure lies
328°

Sum

328° = 270° + 58° lies in the fourth quadrant.

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Chapter 3: Trigonometry - Exercise 3.1 [Page 92]

Chapter 3 Trigonometry
Exercise 3.1 | Q 1. (iv) | Page 92

Identify the quadrant in which an angle given measure lies
25°

Identify the quadrant in which an angle given measure lies
825°

Identify the quadrant in which an angle given measure lies
– 55°

For each given angle, find a coterminal angle with measure of θ such that 0° ≤ θ < 360°
1150°

For each given angle, find a coterminal angle with measure of θ such that 0° ≤ θ < 360°
– 270°

For each given angle, find a coterminal angle with measure of θ such that 0° ≤ θ < 360°
– 450°

If a cos θ − b sin θ = c, show that a sin θ + b cos θ = `+- sqrt("a"^2 + "b"^2 - "c"^2)`

If `(cos^4α)/(cos^2β) + (sin^4α)/(sin^2β)` = 1, prove that sin⁴α + sin⁴β = 2 sin²α sin²β

If `(cos^4alpha)/(cos^2beta) + (sin^4alpha)/(sin^2beta)` = 1, prove that `(cos^4beta)/(cos^2alpha) + (sin^4beta)/(sin^2alpha)` = 1

If y = `(2sinalpha)/(1 + cosalpha + sinalpha)`, then prove that `(1 - cosalpha + sinalpha)/(1 + sinalpha)` = y

If cot θ(1 + sin θ) = 4m and cot θ(1 – sin θ) = 4n then prove that (m² – n²)² = m

If cosec θ – sin θ = a³ and sec θ – cos θ = b³, then prove that a²b² (a² + b²) = 1

Eliminate θ from the equations a sec θ – c tan θ = b and b sec θ + d tan θ = c