How many radians are there between the hands of a clock at eight o'çlock?

Q: Through how many radians does the hour hand on a clock rotate in (a) 24 hr and (b) 4 hr?

A: Since a clock is a circle it is equal to 2π radian One full rotation takes 12 hours to complete. So…

Q: Use a calculator to approximate each expression in radians rounded to two decimal places.sec-1 3

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Q: Convert 300° degree measure to radian measure as a multiple of and as a decimal accurate to three…

A: Use the relation between angle and radian Thus

Q: Use a calculator to approximate each expression in radians rounded to two decimal places.

A:

Q: "(금)) Evaluate cos ( tan giving your answer as an exact value (no decimals)

A: Let A=costan-125

Q: What is the period of cos(2rx)?

A: We know that the period of  cosx is 0 to 2 π Hence cos0 to cos 2π

Q: 1) cos-105°

A: As per rule of bartleby we can solve only one question at a time and we can solve only three subpart…

Q: Use your calculator to evaluate cos '(0.47) to at least 3 decimal places. Give the answer in…

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

Q: Use your calculator to find the sine of 23°rounded to 4 decimal places

A: Rounded to 4 decimal places means nearest number to 4 decimal places. Value of Sinx is always varies…

Q: What is 85° and -20° converted to radians

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Q: Convert −900° degree measure to radian measure as a multiple of and as a decimal accurate to three…

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Q: Use a special right triangle to write cos 30 degrees as a fraction.

A: Let us use 30°-60°-90° triangle which is a right triangle having the angles 30° and 60°.

Q: What is a radian?

A: According to the question, we have to define the term "Radian". The radian is defined as the…

Q: The minute hand of a clock moves from 12 to 2 o’clock, or 1/6 of a complete revolution. Through how…

A: One revolution measures 360 degrees

Q: Is the sine function even, odd, or neither?

A: We know that, a function fx is said to be even if and only if f-x=fx. Also a function fx is said to…

Q: Evaluate tan- (\3) in radians

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Q: Use a calculator to approximate each expression in radians rounded to two decimal places.csc-1 ( -…

A: To express in radiancsc-1(-4)

Q: Which trigonometric functions have a period of pi ?

A: We can see from the graph   fundamental period of Tan X is π Tan x= Tan (x+π) = Tan (x+2π) = Tan…

Q: What is the period of the sine function?

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Q: A revolving beacon is situated 380 feet off a straight shore. If the beacon turns at 4.2 radians per…

A: Given revolving beacon is situated 380 feet off a straight shore and it turns at 4.2 rad per sec.…

Q: The minute hand of a clock moves from 12 to 2 o'clock, or of a complete revolution. Through how many…

A: Given: The minute hand of clock has rotated 16 of a complete revolution. To determine: How many…

Q: How many radians is 11/5 of a complete revolution?

A: It is known that one complete revolution is equal to 2π radians. This implies that,

Q: Use your calculator to evaluate cos (0.85) to at least 3 decimal places. Give the answer in radians.

A: To use calculator to evaluate cos-10.85 to atleast 3 decimal places.

Q: Find the period of the wave whose frequency is 5.2 MHz. _______________

A: We have to find the period of the wave whose frequency is 5.2 MHz.

Q: Find an angle 0 with 0° < 0 < 360° that has the same: Sine as 250°: 0 = degrees %3D Cosine as 250°:0…

A: In this question we have to find an angle θ with 0° &lt; θ &lt; 360° that has the same

Q: Through how many radians will the hour hand on a clock rotate in 12 hours.

A: To determine the number of radians that an hour hand on a clock will rotate in 12 hours.

Q: Use a calculator (in radian mode) to find an approximate value of UNDEFINED.) tan (-22)

A: Given, tan-1-22 We have to find the value of it.

Q: The minute hand of a clock moves from 12 to 11 ​o'clock, or 11\12 of a complete revolution. Through…

A: minute hand of a clock moves from 12 to 11 o'clock or 11/12 of a complete revolution.   To find (i)…

Q: Find the exact value without a calculator. (:) arcsin cos

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Q: Evaluate. Round to the nearest ten-thousandth Sin 31°

A: Topic = Trigonometry

Q: use a calculator to evaluate each expression in radians, if possible. Round your result to three…

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Q: Use a calculator (in radian mode) to find an approximate value of the expression correct to five…

A: x= cos-1 (y) for this equation to be defined y must be between -1 to 1. but in this question y…

Q: Use a calculator to find an approximate value (in radians) of the expression rounded to five decimal…

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Q: A sofa is 12 years old and a table is 36 years old. In how many years will thetable be twice as old…

A: Let in x years table will be twice as old as the sofa. after x years sofa will be (12+x) years old…

Q: Find 0 in radians. radians

A: Use the trigonometry ratio and find the angle .

Q: Evaluate: arccos(-1) Give the answer in exact radians.

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Q: Convert 340° degree measure to radian measure as a multiple of and as a decimal accurate to three…

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Q: Find cos 67° correct to four decimal places by using a calculator.

A: cos67°

Q: How many radians has the hand of a clock turned from 12:00 to 4:00?

A: A clock is divided into 12 sectors and each sector is represents an angle of (2π/12) = π/6 rad.So,…

Q: The minute hand of a clock moves from 12 to 4 o’clock, or 1/3 of a complete revolution. Through how…

A: Given: The minute hand of a clock moves from 12 to 4 o'clock. The minute hand turns 13 of a…

Q: Evaluate the expression without using a calculator. cos(arcsin(4/5)-arctan6)

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Q: Use a calculator (in radian mode) to find an approximate value of the expression correct to five…

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Q: Find the value of sin(arcsin(7/25)+arccos(4/5))

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Q: Find an angle 0 with 0° < 0 < 360° that has the same: Sine as 80°: 0 = degrees Cosine as 80°: 0 =…

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Q: Find the value of the acute angle 8 if √2 sine = 1.

A: Solution of given question is written in below steps.

Q: Find the period of a sine or cosine function.

A: Given  The functions are  sin θ  and cos θ .

Q: Find an angle 0 with 0 < 0 < 2 radians that has the same: Sine function value as 3 radians Cosine…

A: The table of signs of different ratios in the quadrants is as shown below. II    only sin +ve I…

Q: Use a calculator to approximate cos 45 to four decimal places.

A: Consider the given trigonometric term cos45

Q: Use a calculator to find tan 143.8°. Please round the answer to the nearest ten-thousandth.

A: Solution: The objective is to find the value of tan(143.8)

Q: (b) Calculate sin(arccos()) exactly, i.e. without using a calculator.

A: