It helps to imagine the variable a sort of as a unit. Like with 5 minus 12 lemons, it has no bearings on the addition/subtraction here.
Factor out a and subtract.
Answer:
try D it seems right to me
If the two quadrilateral are congruent, then ABCD = PQRS is the correct congruence statement.
Answer:
The line segment that is a radius is FD.
Hope it will help:)❤
Angle c (36 degree) is equal to angle a
Angle a=36 degree
a+b=180
b=180-36
b=144 degree
Angle b=144 degree