Home › TS EAMCET › Mathematics › Trigonometry: Trigonometric Ratios upto Transformations › Two sides of a triangle are 6 and 8 with an incl…
Two sides of a triangle are 6 and 8 with an included angle of 30°. Find its area.
A12
B48
C6
D24
Answer & Solution
Correct answer: A. 12
Area = (1/2)(6)(8) sin 30° = 24 × 1/2 = 12.
Related questions
If sin θ + cos θ = 1, and 0 ≤ θ ≤ π/2, which pair of values of θ is possible?Evaluate sin 105° + sin 15° using the sum-to-product rule.Simplify sin 50° cos 20° - cos 50° sin 20°.What is the value of sin 75° cos 15° + cos 75° sin 15°?Which expression equals 2 sin²(θ) for every θ, by the power-reduction idea?Which expression equals 3 sin θ - 4 sin³θ for every θ?A ladder makes tan θ = 3/4 with the ground, θ acute. What is sec θ?If sin θ = 5/13 and θ is acute, what is the value of cos θ?