Consider the angle shown below with an initial ray pointing in the 3-o'clock direction that measures 0 radians (where 0 <0 < 2n). The circle's radius is 2.1 units long and the terminal point is (– 1.24, 1.7).

Q: Given that a = arcsin (-3), sec ß = and tan B < 0, find the exact value of sin(a + B). %3D

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Q: O a) -a Ob) -b Oc) b O d) a

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Q: A right triangle has side lengths d, e, and fas shown below. Use these lengths to find sin x, tan x,…

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Q: Find the radian measure of the central angle of a circle of radius r =6 yard that intercepts an arc…

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Q: Consider the gridlines in this plot to be 5 units apart.   sin(θ) = cos(ϕ) = tan(θ) = tan(ϕ) =

A: We name the triangle ABC.

Q: 3개 2 3x sin- COS tan150° 4x 3 tan a. V3 b. 3 C. 2 d. -1

A: Tan x = Sin x/ Cos x

Q: use the half angle formula to find the exact value, not a decimal approximation. of cos(pi/8)

A: Half angle formula of cos, cos2A=2cos2A-1 2cos2A=cos2A+1cosA=cos2A+12

Q: In AHIJ, the measure of J=90°, IH = 65, HJ = 56, and JI = 33. What is the %3D %3D value of the sine…

A: First sketch a triangle for the given measures as shown below.

Q: Use the drawing provided to show that the area of the isosceles triangle is A = s? sin 0 cos 0. S…

A: From the triangle, using the trigonometric ratio, sinθ=xsx=ssinθ and, cosθ=ysy=scosθ

Q: Find The link of an arc of a circle of diameter 14 m subtended by a central angle of 3pi/4 radians

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Q: Find the radian measure of the central angle of a circle of radius r =8 yard that intercepts an arc…

A: r= 8 yard ,  S= 18 yard find central angle of a circle

Q: Find the arc length of VW. Leave T in the answer. 135° W

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Q: One radian is defined as: O angle whose intercepted arc length, S, is equal to 1 O angle whose…

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Q: Let 0 be an angle in standard position. In which quadrant or quadrants can be located if it meets…

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Q: Find the Tangent ratio for angle F in the triangle below. G 5 km F tanF = 2 km 13 km H.

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Q: Find the area of the part of the circle r = 9 sin 0 + cos 0 in the fourth quadrant .

A: Area = 12∫abr2dθ In the fourth quadrant, θ is varying from 3π2 to 2π Hence, a=3π2 and b=2π

Q: Find sin({ arccos ). (Hint: Use the half-angle formula.) 3/10 V10/10 3v10/10

A: Find the following

Q: Consider the triangle shown below. If Ø increases at a constant rate of 3 radians per minute, at…

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Q: A right triangle has side lengths 5,12, and 13 as shown below. Use these lengths to find sinX, tanX…

A: Solution ) sin x = height / hypotenuse sin x = 12/13  tan x = height  / base  tan x = 12/5 cos x =…

Q: Find the angle 0 between 0 radians and 2T radians that is coterminal with the angle (a) - radians.…

A: Due to our guidelines we can only answer one question at a time, therefore I will be answering first…

Q: CoS * and sin o-

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Q: Find the tangent of LC. C 89 39 В Write your answer as an integer or as a decimal rounded to the…

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Q: 14 The angle between 0 and 2n in radians that is coterminal with the angle T in 3 radians is

A: The detailed solution is given below  Thank you

Q: A right triangle has side lengths d, e, and f as shown below. Use these lengths to find sinx, tanx,…

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Q: Determine the value of tanθ given that the terminal side of angle θ intersects the unit circle in…

A: Terminal side of the angle intersects the unit circle in the first quadrant at (9/10, y) .  Radius…

Q: А F В- C- E

A: see below the answer and explanation

Q: Find the length of the arc on a circle of radius r intercepted by a central angle (theta sign) Round…

A: Given information

Q: The area A of a sector of a circle with radius r and central angle θ, where θ is measured in…

A: Circle: The area A of a sector of a circle with radius r and central angle θ, where θ is measured in…

Q: Q 11: Determine the measure of the central angle that is formed by and arc length of 5 cm in a…

A: Solution: Given, Arc length(s) = 5 cm            Radius(r) = 2.5 cm Now, We know that arc length(s)…

Q: 17x sin 6 cos(-210°) cos270° tan450° undefined a. b. 0 1 C. 73 d. -√5 2

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

Q: Use the half-angle formula to find the exact value. cos 22.5° = ロ石 号 %3D

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Q: Determine the value of tan 0 given that the terminal side of angle 0 intersects the unit circle in…

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Q: Use the figure below, which shows the unit circle with increments of 0.1 units marked off along the…

A: Given :    A unit circle with increments of 0.1 units marked off along the circumference in a…

Q: 4. Using the unit circle, calculate the value of tan(). -1 O 1

A: We have to calculate tan5π4 using a unit circle. Let us draw a circle of unit radius. The equation…

Q: A circle has a diameter of 10 meters. What is the length of the arc subtended by a central angle of…

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Q: In the unit circle below, the arc between points P and Q has length m. (-4) V3 then what is the…

A: Given a figure, also given that  the coordinates of point Q are -12,32

Q: Find the area of the part of the circle r = 2 sin 0 + cos 0 in the fourth quadrant. Answer :

A: Given circle  r=2sinθ+cosθ

Q: ind the angie, 0, in radians, when r the arc length is

A: Please refer to the image below

Q: Approximate the acute angle u to the nearest (a) 0.01 and (b) 1'.

A: tanθ=3.7

Q: In the triangle below, compute the tangent of theta 0 12

A: Topic:-  trigonometry ratios in right angle triangle

Q: Identify the quadrant in which the terminal side of the angle must lie under the following…

A: Use quadrant to solve this trigonometric problem

Q: Use an appropriate compound angle formula to evaluate the following as an exact value. Show all your…

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Q: Let ZD be an acute angle such that tan D = 0.28 . Use a calculator to approximate the measure of ZD…

A: Given,          Let ∠D be an acute angle such that tanD=0.28.

Q: Determine the value of tan theta given that the terminal side of angle intersects the unit circle in…

A: terminal side of angle intersects the unit circle in the first quadrant at   910,y

Q: 5. Identify the quadrant in which the angle e lies. sin 0 < 0, tan 0 < 0 Quadrant I B Quadrant II…

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Q: The terminal side of angle θ intersects the unit circle in the first quadrant at (16/19,y). What are…

A: Since, it is a unit circle, the radius is 1. We will determine y in the first quadrant and then find…

Q: Consider the angle β and the point (m, n) on the unit circle as shown in the attached figure: a)…

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Q: Use a calculator to find the acute angles between the planes into the nearest hundredth of a radian.…

A: Angle between two planes a1x+b1y+c1z+d1=0 and a2x+b2y+c2z+d2=0 is,…

Q: Find the area of the part of the circle r = 9 sin 0 + cos 0 in the fourth quadrant . Answer :

A: Find the area

Q: If P(a, b) is on the unit circle whose arc léngth from the point (1, 0) is t, which of the following…

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Confidence Intervals

When we calculate intervals in probability and statistics, it can be simply termed as finding out a confidence interval. The confidence interval is usually calculated from the data set which is observed. The value of the parameter that needs to be calculated is present here only.