Which number is the best approximation for 52√+23√ ?

a. 5.1

b. 5.6

c. 10.5

d. 11.7

Find the exact value of each of the following. in each case, show your work and explain the steps you take to find the value. (a) sin 17π/6 (b) tan 13π/4 (c) sec 11π/3

7. the area of the playing surface at the olympic stadium in beijing isof a hectare. what area will it occupy on a plan drawn to a scaleof 1: 500?

Given ab and cb are tangents of p, and m =10°. what is the measure of abp?