a) Find the complement of an angle measuring 28° 3TT b) Find the supplement of an angle 4

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A: I am attaching image so that you understand each and every step.

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A: Given:-For the triangle ∆ABCA = 120°, b = 10ft, a = 20ft

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Q: .3. Evaluate the function. Give the exact value. cos (tan¯¹(√3))

A: We can evaluate the function in the following steps.

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A: Given function y=2+sin(θ+30)

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Q: 38. For what numbers x, - ≤ x ≤ is the graph of y = cos x increasing? π (a) () - 15x22 (b) -л≤x≤0…

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Q: 4. Which one is the name of the angle of elevation? A line of sight horizontal A. LABC B. BDC C. DCB…

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Q: 49. If cos 1√√3 is a point on the unit circle corresponding to the angle in standard position, then…

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Q: The Law of Cosines must be used when only the measures of two sides and the included angle are known

A: Law of cosines

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Q: 13. If in a triangle A = 20°, b = 1, and c = 2, then a = (a) impossible (b) 1.11 (c) 2.24 (d) 70.00⁰…

A: Using cosine law

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Q: Find AC 122.9¹ C 12.8 ft B A) 36.6 ft C) 30.9 ft 22 ft B) 27.3 ft D) 25.5 ft

A: The given triangle has lengths,BC=a=12.8 ftAB=c=22 ft∠B=122.9°

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Q: In the following figure, m/ACE = 24°, and m AE= 73°. Find the measure of BD in degrees. A B 24° X…

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Q: 10. AB=6m. Find the exact length of CD in the following diagram. Then round your answer t the…

A: Here, for the right angle triangle ABC: tan π3=ABBC⇒3=6BC⇒BC=36

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Q: 16. If in a triangle A = 20°, b = 3, and a = 1, then B = (a) impossible (b) 90° (c) 1.026° (d) 60°

A: We have to  find out angle B

Q: 4. 334 Given that tan x= evaluate tan2x . "

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Q: cove the identity 2 tan 0 tan²0 + 1 = = sin(20).

A: Topic:- trigonometry ratios

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A: where , x= horizontal distance from the bottom of the pole