In ABC, the bisector of A divides BC into segment BD with a length of 28 units and segment DC with a length of 24 units. If AB -31.5 units, what
could be the length of AC ?

Subtract 8 1/6 - 4 5/6 . simplify the answer and write as a mixed number.

What is sin 7x/4 ? i need on this urgent trig

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.°