In the right triangle shown, LA = 30° and AB = 4.
How long is BC?

Use the function value to find the indicated trigonometric value in the specified quadrant. function value quadrant trigonometric valuecsc(θ) = −4 iv cot(θ)cot(θ)=?

Simply 8x squared + 5(7x squared- x) - 2x =

The construction of copying qpr is started below. the next step is to set the width of the compass to the length of ab. how does this step ensure that a new angle will be congruent to the original angle?