COPY - Select ALL the systems of equations that have MANY SOLUTION O a.
Sy =
= 3x + 1
Wy=-3x + 7
b.
Sy = 3x + 1
U= x+1
ſy = 3x + 1
b= 3x + 7
O d.
fx + y do 10
(2x + 2y = 20
Of.
fx+y = 10
(x + y = 12

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.°