Answer:
30.9 cm^2
Step-by-step explanation:
A=(3*2.6)/2+3*(3*6)/2=3.9+27=30.9 cm^2
Answer:
2. is not an equation
Step-by-step explanation:
An equation always has an equal sign. An expression doesn't
8.04672 hope this helps :D
Answer:
ok
Step-by-step explanation:
Answer:
* is 
Step-by-step explanation:
(7x + 3)(x + 3)
=
+ 24x + 9