Statement Justification
The following is missing proof of justification for each staments

A + B + C = 180°
??
C + D = 180°
??
A + B + C = C + D
??
A + B = D.
??

10a^3+277a^2-132a-792

step-by-step explanation:

(2a+11)(5a-12)(foil)

=10a^2-24a+55a-132 =10a^2+31a-132

(10a^2+31a-132)(a+6)

=10a^3+60a^2+31a^2+186a^2-132a-792 =10a^3+277a^2-132a-792

i hope this is what you are looking for : )

step-by-step explanation:

what grade level is this? need to know so i can look in my old textbooks!

a thesis statement is not a fact or a question

step-by-step explanation:

a thesis statement is a topic it is not a fact or a question