Answer:
44.1 mm^2
Step-by-step explanation:
The formula for a trapezoid is 1/2(b1 + b2)h
A= 1/2(12.5 + 8.5) 4.2
= 1/2x21x4.2
=44.1
I believe it is A. Hope this helps.
Answer:
C
Step-by-step explanation:
you add c to both side which will then make it 7x=k+c then you would divide 7 from both sides leaving you with x=k+c/7. Except 7 will be under the k and c.
Answer:
10 (?)
Step-by-step explanation:
6 during lunch + 4 during dinner would be 10. Not sure why you said lunch twice.
Answer:
15 pages
Step-by-step explanation:
45/15=3
3x5=15