Use the law of cosines to determine the length x in each figure when a = b = 1.4 m. Use a calculator and round the answers to one decimal place. (a) a 720 X = (b) 1080 b

Q: A Ferris wheel has a 50-m radius. How many meters will a passenger travel during a ride if the wheel…

A: Given that , A ferrish wheel with radius 50m.  We have to calculate distance of 10 revolution.  We…

Q: 3. D E In the above diagram, if AD 8 cm, DE -6 cm, AC - 20 cm, and BC -15 cm, what is the length of…

A: Due to our guidelines I am solving only first problem

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A: We have, Hypotenuse, H=74 cm,Base, B=35 cm,Perpendicular height, P=b   According to Pythagorean…

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Q: Use the law of cosines to determine the length x in each figure. Leave your answers in terms of…

A: The law of cosine is: c=a2+b2-2abcos C

Q: solve the right triangle A =19°17′, c =287 ft, C = 90°Round side lengths to two decimal places, if…

A:

Q: 7) B 34 22 cm 109° A C 9) A 20 m 127

A:

Q: Find the tangents of the acute angles in the right triangle. Write each answer as a fraction. 3 V34…

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Q: Use the figure below and the properties of isosceles triangles to solve for x.

A: Here , from figure , we have AC=BCBy the properties of isosceles triangle , we havethe measure of…

Q: Solve the formula C 2mr for r. HINT: type π as pi. Preview

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Q: Solve for the value of x in each triangle. Round to the nearest hundredth if necessary. 23) 14 ст…

A: Use pythagorous theorem

Q: Express the lengths a and b shown in the figure in terms of 0. a = b = 25 а

A: For the right angled triangle ABC,  sin θ=ar, cos θ=br, where r=a2+b2

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Q: Solve the equation over the interval [0°, 360°) cot?e – 15coto = 16 (Round to the nearest degree.…

A: First solve quadratic equation then find values

Q: find ? to the nearest degree

A: Answer = 26.1°

Q: The radius of a circle is 17 cm. Find its circumference in terms of T.

A: Given that, the radius of the circle is 17 cm. It is known that, circumference of a circle of radius…

Q: Find the area of the following triangle to the nearest sq foot a=1/2(ab)SinC

A: Given that, a = 20 b = 30 C=180°-100°+45°=180°-145°=35° We have to find the area of the given…

Q: Solve for x. Round to the nearest degree. 65 ft 21 ft

A:

Q: The height of a rider on a Ferris wheel, in meters, can be modelled with h(t) =…

A: Given ,  The height of a rider on a Ferris wheel, in meters, can be modelled with h(t) = 10 sin(t -…

Q: Use the Law of Cosines to determine the indicated side x. (Assume b = 19 andc = 24. Round your…

A: Here is the solution of the given problem.

Q: e nearest

A: The triangle RPQ is given in the question. Apply the trigonometric ratio, sinθ=PH here, P is the…

Q: Use the Cosine Law to solve for x in the following triangles: (b) 13 m 8 m B

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Q: A B . 9. In the figure above, A AED and A BEC both have a height of 12. If AD 10, and BC is 60% as…

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Q: Use the sine or cosine function to solve triangle QRS if s=22 ft and q= 13 ft. ..... R= 53.8 °…

A:

Q: the distance from A to D is 32 feet. Use the informa-tion in Figure 4 to solve for x, the distance…

A: We have, AD=32, DC=x and BC=h

Q: Use the Law of Cosines to determine the indicated side x. (Assume a = 22 and c = 33. Round your…

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Q: Solve the right triangle. Round decimal answers to the nearest tenth. 14 F DE N m/EN , mZD

A: Triangle EFG is the right angle triangle because ∠F=90° let the length of the side of triangle ED is…

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Q: Solve for x in the right triangle shown in the figure below. 12

A: Use Pythagoras theorem  In a right angled triangle, square of hypotenuse side is equal to sum of…

Q: In triangle АВС, A = 30' , B = 70° and a=8cm. Find the length of side c using the law of sines.

A: NOTE: Refresh your page if you can't see any equations. . here we have

Q: Find x. Round your answer to the nearest tenth of a degree. 24 X 23 x = 0°

A:

Q: In ABCD, the measure of ZD=90°, BD = 13, DC = 84, and CB = 85. What is the value of the cosine of ZC…

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Q: Find the tangents of the acute angles in the right triangle. Write each answer as a fraction. 7. V34…

A:

Q: The radius of a circle is 13 cm. Find its circumference in terms of ™.

A: Given that, radius of a circle is 13 cm. It is known that, circumference of a circle of radius r is…

Q: 50 in. The figure above shows a right triangle with dimensions in inches. If 0 = 56°, what is the…

A: In the right angle triangle, cos(θ) = Adjacent SideHypotenuse

Q: the length L , of the point on any standard 118 degree included- angle drill can be caluculated…

A: ANSWER:

Q: Find the missing length. If needed, round to the nearest tenth. B G The value of x is

A: The figure of triangle is given by To evaluate : The value of x

Q: Use the Law of Cosines to determine the indicated side x. (Assume a = b = 45. Round your answer to…

A: given that a=b=45 and ∠c=140°thenaccording to cosines lawx=a2+b2-2abcos(c)

Q: (c) dx = (d)

A:

Q: Use the Law of Cosines to find the value of x. Round answer to the nearest tenth. 17m 42° 22m

A: Solve for x

Q: d interm

A: Introduction: The formula of the law of cosines for a triangle ABC with sides a,b,c is given by,…

Q: The radius of a circle is 4 ft. Find its circumference in terms of T.

A: The radius of circle (r) = 4ft   Thus, circumference of the circle is given as C=2πrr= Radius of…

Q: 46 in. The figure above shows a right triangle with dimensions in inches. If 0 = 30°, what is the…

A: GIVEN: a triangle with a side 43 inches and θ = 30°

Q: Use the sine or cosine function to solve triangle QRS if s = 22 ft and q = 13 ft. R= (Round to the…

A: NOTE: Refresh your page if you can't see any equations. . here we have s=22 q=13

Q: Using the figure below, solve the right triangle. (Round lengths of sides to four significant…

A: Introduction: The sines law is given by, asinA=bsinB=csinC

Q: The figure above shows a right triangle with dimensions in inches. Solve for c to the nearest inch.

A: The given triangle is right angle triangle at A Using the trigonometric identity CosA =…

Q: B C 80 C 7 A Find the length of "c" to the nearest tenth using th Pythagorean Theorem.

A: Let's find.

Fundamentals of Trigonometric Identities

Trigonometric Identities are the equalities that involve trigonometry functions and hold for all the values of variables given in the equation.