A ship is on the surface of the water, and its radar detects a submarine ata distance of 238 feet from the radar that is above the surface of the water. The angle of depression of the radar is 23 degrees. How deep underwater is the submarine? Round your answer to the whole number. Identify which trig application you will be using to solve the problem. cosine sine Pythagorean Theorem 201 tangent 93 219 00000

Q: a4.- Simplify and write the trigunometric esxpression in terms of sine and cosine 1 tsecy

A:

Q: Salve the f ollowing equation, for Va lues of o from (0")t0 (3687 inclusive Sin' x-Sin x=0

A: Solve sin2x-sinx=0.

Q: A ferris wheel has a diameter of 24 metres. The bottom of the wheel is 2 metres above the ground.…

A: We need to derive a sine or cosine equation that describes the rotation of the wheel.

Q: Find the sine and cosine of 450.

A: Consider the unit circle whose side AB=1 and BC=1. Use the Pythagoras theorem,…

Q: Find the angular speed w of the minute hand of a clock. The angular speed is radian per min.

A: Find the angular speed of the minute hand of a clock

Q: find tan A and tan B

A: We can use the concept of Pythagoras theorem in order to solve the given problem.

Q: Solve for the variable. Show all work. Round to the tenths. tan72 = 17 20 sin31= cose =

A:

Q: Use the half-angle formula to find the exact value sin (π/8)

A: Trigonometry

Q: V3 arcsin 1- 2

A:

Q: What is the exact value of sin(225°)?

A: let  I=sin(225°)formula used   sin(π+x)=-sin(x)sin(45°)=12

Q: We fire a ball from the origin with initial speed of 50 m/s with an angle of 0.9273 radians. Assume…

A: Given, v0=50m/s ; α=0.9273 radians, g = 10m/s2 When the ball is at highest point, vx=v0cosα ; vy=0 ;…

Q: Find the coordinate of the Circumcenter of the triangle below.  (-5,-3), (0,6), and (3,5) on a graph

A: The figure

Q: Find the exact value of the expression sin 495°. Do not use a calculator.

A: Consider sin495∘

Q: 14. When do you use the sine law or the cosine law to solve a problem?

A: According to the question,  we would use the sine law in a triangle when we have eitherTwo angles…

Q: 45° 44

A:

Q: Cos-Sine++tan e 2tano %3D

A:

Q: What does the amplitude of a sine or cosine function measure?

A: To describe what does the amplitude of a sine or cosine function measure.

Q: What is the sine of 103 degrees and 37 minutes? Give your answer to 6 decimal places. Pay attention…

A: see below the answer and calculation

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.