Two sides of a triangle are 3 m and 5 m respectively. If the included angle is changing at the rate of 2 radian per second, at what rate is the third side changing when the included angle is 30°

Q: How is the radian measure of an angle determined?

A:

Q: How is the radian measure of an angle defined?

A: An angle is formed between any two rays that diverges from a common point. It is measured in…

Q: A boat starts off 25 miles directly north from the city of Hartville. It travels due west at a speed…

A: Given:The boat travels 25 miles towards the north from the city.Then it travels 37 miles towards the…

Q: 38° 16 m 110°

A: We cn use Sine rule to find the lenght of cord x.

Q: a wheel is rotating at 100 revolutions per second. find the angular velocity in radians per second

A: We know  1 complete revolution = 2π radian

Q: Harry and Sara are standing on a straight beach about 3 miles apart.  They both sight a ship in the…

A:

Q: radians

A:

Q: Several mountain climbers are located in a mountain pass between two peaks. The angles of elevation…

A: .

Q: Find the length of a ladder leaning against a wall if the ladder is seven feet from the wall and has…

A: Draw a diagram depicting this scenario . Then, use the cosine relation to find the height of the…

Q: A straight road rises with an inclination of 0.15 radian from the horizontal. Find theslope of the…

A: Given: A straight road rises with an inclination of 0.15 radian from the horizontal. The slope is…

Q: 18 25

A: We need to find value of x.

Q: Find the reference angle for radians 11x 5

A:

Q: A wheel makes 360 revolution in one minute . through how many radians it turn in one second

A: Given:Number of revolution made by wheel 1 minute=3601 minute=60 seconds Radians=?

Q: Find the exact value of sec30°.

A:

Q: Find an angle ? between 40° and 360° with the same sine value as 40°. Explain your work carefully.

A: