Write an expression to represent 6 less than 8 times c

Acircle has the equation (x-2)^2 +y^2 =5. what are the coordinates of the circle's center?

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

Given: δabc, m∠1=m∠2, d∈ ac bd = dc m∠bdc = 100º find: m∠a m∠b, m∠c