A beam of light passes through air into a seconde medium. Angle 1 (angle of incidence) is 45.8 degress. Angle 2 (angle of refraction) is 31.5 degress. Calculate the refractive index

Let f(x) = 3 − x . find the average rate of change of f(x) from x = a to x = a + h and simplify your answer so that no single factor of h is left in the denominator.

Worth 15 points handsome jack is buying a pony made of diamonds. the price of the pony is p dollars, and jack also has to pay a 25% diamond pony tax. which of the following expressions could represent how much jack pays in total for the pony? a= p = 1/4 b= p+0.25p c=(p + 1/4)p d=5/4p 0.25p choose 2 answers

What is the missing reason in the proof? segment addition congruent segments theorem transitive property of equality subtraction property of equality?