An isosceles triangle has a base of 20cm. The vertex angle is 80?. Find the length of each of the two equal sides of the triangle​

Given: ac and db are diameters. m∠3=

Aboat's value over time is given as the function f(x) and graphed below. use a(x) = 400(b)x + 0 as the parent function. which graph shows the boat's value increasing at a rate of 25% per year?

If f(x)=-x^2+6x-1 and g(x)=3x^2-4x-1,find(f+g)(x)