It's important question that u must answer it, orelse u won't get it further..​

If sr is 4.5cm and tr is 3cm, what is the measure in degrees of angle s?

What is the area of a triangle with vertices at (-3 3) (-3,2) and (1,2)?

Aladder that is 20ft long is leaning against the side of a building. if the angle formed between the ladder and the ground is 75 degrees how far is the bottom of the from the base of the building?