Question

Given: BC = 10 inches
AC = inches
m∠CBD = 60°
m∠CAD = 90°

Answer 1

m∠CBD = 60°
BD = BC = 10 (radius)
m∠BCD = m∠BDC = 60°
equilateral triangle
CD = BC = 10

m∠CAD = 90°
AD = AC (radius)
m∠ACD = m∠ADC = 60°
AC = CDsin(45) ; pythagorus
= 10/sqrt(2) = 5sqrt(2)