If sin D cos E, then 2D and ZE must be angles. %3D A adjacent A. complementary B. C. congruent supplementary

Q: Using the Law of Sines to find a triangle with one obtuse angle if ZA = 46°, a = 31, b = If no…

A: Sine Law SinAa=SinBb=SinCc we have  ∠A=460, a=31, b=33

Q: Z+6n d. For the angle 0 = radian find the followings if Z is the last digit in your ID: 24 i. The…

A: a) Answer(i): Acute angle

Q: <AOE and <AOD are adjacent angles.

A: It is given that, ∠FOB=50°

Q: 7) Using the law of Sine to find angle C and the other two sides b and c. a=5 A<40° 200

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Q: Draw each triangle in the proper quadrant Label the parts of each triangle a. Given: sinα= 2/5 and…

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Q: Angles are measured from the positive horizontal axis, and the positive direction is…

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Q: 3. Which set of radian angle measures is equivalent to cos 4 5x ○ 똥, 풍 5x 7x

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Q: а. b. 4 c. 3 3

A: We know if A1 , A2 ,A3 ,A4 are the angles in quadrant 1 ,2 ,3 ,4 respectively then reference angle:…

Q: 7π Locate the angle = rad. y x

A: We have to locate the angle

Q: 3. Find the degree measure of the angle given in radians, and draw the angle in standard position.…

A: Here we have to find the degree measure of angle given in radians.

Q: 2. In AABC, 2C is a right angle, b = 3.4 and c = 4.5. Find a. the length of the third side of the…

A: see below the answer and calculation

Q: 11. Using the similar triangles below, identify the pair of angles with equal sine ratios. A E ZD…

A: The objective of this question is to identify the pair of angles with equal sine ratios using the…

Q: Using the definition of each coordinate direction angle, prove that cos? a + cos? ß + cos? y = 1 A…

A: Labeling the given figure Direction cosines are the cosine of angles made by unit vectors and the…

Q: QUESTION 6 Write csc(e) in terms of cot(e). The angle is in Quadrant IV.

A: Explanation of the solution is given below....

Q: with equal sine ratios. A D E ZD and ZA ZD and ZE ZF and ZB ZA and ZC B 32° 32° с F

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Q: For the angles a and in the figures, find cos(a + B). 5 3 5

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Q: Sheila draws an angle measured in radians on a unit circle in the coordinate plane. She claims there…

A: To find the value of k for which sin(a + kπ)=sin(a) .

Q: Find the sin, cosine, and tangent for angle A and angle B

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Q: For the angles a and 3, find cos(a − B). Simplify your answer in exact form. 7 8 3 2 5 B

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Q: H C G AB || CD 148° В E F

A: Our Aim is to find the measure of Angle 1.

Q: Find the reference angle for the angle given below. 0 0 = 5π 3 Enter your answer in radians - as a…

A: given  angle is  θ=5π3

Q: Find the direction cosines and angles of u and show that cos a + cos B + cos? y = 1. (Round your…

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Q: V = (5,7,8) w = (4, 10, 5) Find the cosine of the angle between v and w. cos = 21.25859

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Q: 2-7, Use the diagram at right and fill in the blanks with Zx, ZY or ZZ 16 16 2. cos 3. sin 34 34 34…

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Q: The box shown in x B A D У is the unit cube having one corner at the origin and the coordinate…

A: Given is a unit cube whose one of the vertices is the origin and have three faces along the…

Q: In algebra, we note that for any real numbers a, b, and c, the equation c(a – b) = ca – cb is an…

A: a)We need to conclude if cos(A – B) = cos A – cos B  b) find ¢ such that all Sine cosine and tangent…

Q: Find (cos A-B) if A and B are positive acute angles with sin A = 12 13 A. B. 56 65 63 65 3 and cos B…

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Q: Wich quadrant cos angle is negative

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Q: Which equation has a graph that is a four-leaved rose?a.  r = 3 cos 4ub.   r = 5 sin 2uc.    r= -1 -…

A: Let us consider the polar equation in (b): r = 5 sin 2u

Q: 5. If a triangle has sides a=2, b=3 and c=4, find cos(C).

A: Given that: a=2b=3c=4