Circle X is shown in the diagram.
Which equation can be used to solve for m angle1?
cm21 = 1/2(a - b)
©m1 = 1/2(a + b)
©m_1 = 1/2(c-d)
• m21 = 1/2{c+d)

Given: circle o, cd is diameter, chord ab || cd. arc ab = 74°, find arc ca.

Johnny rode his bike to a friends house 4 blocks down the street in his neighborhood. he immediately rode back home once he realized his friend was unable to play. what was his displacement for the total bike ride trip? what could you use as a reference point ? show the steps to solve this problem.

At a local museum, the total price for one adult and one child is $11. mrs. smith paid for herself and her three children. she spent $19. record the system of equations to be solved and then find the price of an adult and child ticket using either elimination or substitution.