8kg of potatoes and 5 kg of carrots cost $28 whereas 2 kg of potatoes and 3 kg of carrots cost $11.20.what is the cost of 1 kg of each item?

If 90° < θ < 180° and cotθ = -1/3, then cscθ =

Find the value of tan theta if sin theta = 12/13 and theta is in quadrant 2

Atheater wants to build movable steps that they can use to go on and off the stage. they want the steps to have enough space inside so they can also be used to store props. how much space is inside the steps?