Hello! I am trying to hang some studio monitors (speakers), and everything I have read says to mount them as an equilateral triangle (left and right monitors spaced equally apart from each other...

Hello! I am trying to hang some studio monitors (speakers), and everything I have read says to mount them as an equilateral triangle (left and right monitors spaced equally apart from each other...

The aim is to show either side is equal to the other. (:O)represents any angle ,beta

A circle with centre C and radius xcm lies within the sector and touches P,Q,R |<POR|=1.29 radians. (a)By considering the triangle POC, show that x is equal to 7.5cm, correct to one decimal...

You are building a skateboard ramp from a piece of wood that is 3.1 meters long. You want the ramp to make an angle of 25 degrees with the ground. To the nearest tenth of a meter, what is the length...

Verify the identity.

What is range of cosecx

A ceiling mounted light 1.8 m from the piece of art the angle of depression is 38 degree.

I am doing sum and difference formulas with sin, cos, and tan. I am doing tan75 with the difference formula. So tan 120-45 I have all the things found I just don't know...

I have no idea how to turn this into an algebraic expression, please help ASAP! Please give me tips on how to do this with other trig to algebraic expressions, as I have four problems I am quite...

Solve the above question

If A=40°,B=60°, and a=20, find b

A=140°, b=10, a=3

Cot x= ? (In Fraction Form) Thanks!

I was confused on how to solve / answer the question so I just need help

So, the question asks for sin J, cos J, and tan J. The longer leg/opposite is 40, the shorter leg/adjacent is 9, and the hypotenuse is 41. After getting 40/41 for sin J, 9/41 for cos J, and 40/9 for...

Thanks!

1+ctg^2 (alpha)=1/sin^2(alpha) find sind (alpha)?

How do I prove that both sides are the same?? I can't figure it out

I've been stuck on this question ugh

Evaluate the following: a) sin(alpha-beta) b) cos (alpha+beta)