Find the values of x in the following three triangles

Q: 8 cos 10° cos 50° cos 70°

A: cos10°cos50°cos70°=√3/8Explanation:Step 1: Step 2: Step 3: Step 4:

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A:

Q: prove.lhs = rhs (sec a CSC sc a)(1+ cot a + tana): = sec² a csc a csc² a sec a

A: I hope the below explanation is helpful Explanation:

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Q: Find cos 2a if 4 sin a - COS a = 3. 2 sin a + COS a

A: −53​Explanation:Click shift solve then equals.

Q: Solve 8 sin(3x) = 7 for the two smallest positive solutions A and B, with A < B A = B =

A: The equation is

Q: cos 18° cos 12° cos 72° cos 78° sin 62° sin 73° - sin 28° sin 17° -

A: On Simplifying we get   6​/2                                         Explanation:

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A:

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A: y=3sin(4x)Explanation:

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A:

Q: At what bearing (in degrees) will it return? (Round your answer to one decimal place.)

A: Find bearing (in degree)

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A: The figure

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Q: (a) Find two more primitive Pythagorean triples (a, b, c) having c = a + 2.  (b) Find a primitive…

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Q: sin COS 7π 24 π 7 COS COS T 24 4π 21 - COS sin 7π 24 TU 7 sin sin TU 24 4π 21

A: solution 2​Explanation:Step 1:Step 2: Step 3: Step 4:

Q: 4. Here is a triangle. 6 B 2 Find cos(4), sin(A), and tan(A). Explain your reasoning.

A: ∙  cos(A)=10​3​∙  sin(A)=10​1​∙  tan(A)=31​Explanation:

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A: The given figure

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Q: Use Cofunction Identities to Evaluate the Expression: sec(y-7) Find sec if cscy = -1.08.

A:

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Q: 43. tan(20) + 2 sin 0 = 0

A:

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A:

Q: 18) A) C) COS A 3534 A B) D) 4 4 3

A: The given figure

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Q: 11. Solve the following with the diagram below using the charts from the Machinery's Handbook. Round…

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Q: sin (+a) + cos 2 TU [= + a))² 2 3πT +(cos (2π - α) — sin (- 2 -a))²

A: Correct answer is 4.Below complete solution is Given.Explanation: