10 Using trig ratios, find the Measure of the angle to the nearest degree: Insert Answer Below 21 ? 39​

If 1/√5+1/√5+1=p+q√r , find the values of p, q and r

If w = 6 units, x = 3 units, and y = 5 units, what is the surface area of the figure? 168 units2 240 units2 144 units2 96 units2

Two cities a and b are 1400km apart and lie on the same n-s line. the latitude of city a is 23 degrees. what is the latitude of city b. the radius of the earth is approximately 6400km.