Rachael's employer matches 16% of rachael's contributions to her 401(k) plan. if rachael's employer contributed $400 to the plan last year, how much did rachael contribute to the plan last year?

Name the quadrilaterals that have four equal sides.

Which shows the correct solution of the equation 1/2a+2/3b=50, when b=30?

With these 5 geometry questions! pls 1.)quadrilateral abcd is inscribed in this circle.what is the measure of ∠a ? enter your answer in the box.°2.)quadrilateral abcd is inscribed in a circle.what is the measure of angle a? enter your answer in the box.m∠a= 3.)quadrilateral abcd is inscribed in this circle.what is the measure of angle b? enter your answer in the box.m∠b= °4.)quadrilateral abcd is inscribed in this circle.what is the measure of angle a? enter your answer in the box.°5.) quadrilateral abcd is inscribed in this circle.what is the measure of angle c? enter your answer in the box.°