2
Mark brainliest please
Hope this helps
I'm assuming you're subtracting. It would be 3.9. The second one would be 0.65.
Quadrilateral ABCD is a kite
AB is congruent to AD -- definition of a kite
BC is congruent to DC -- definition of a kite
draw a line segment AC
AC is congruent to itself -- identity
triangle ABC is congruent to triangle ADC -- SSS
angle ABC is congruent to ADC
QED
You have to do 91/13 which is 7 which means that each hen lays 7 eggs per week so the unit rate is 7