initial estimate in 2002 = 103M
Actual cost in 2006 = 142M (103M + 39M)
% over budget = 39/103 = 37.86%
19 is a prime number so you can multiply 1*19 ,
hope this helps (^....^).
Answer: A.90 cm^2
Step-by-step explanation: A= a+b/2 h
A= 17.5+12.5/2 *6
A = 30/2*6
A= 15*6
A=90
It is helpful to first plug this in to point-slope form (note that there are other ways to do this).
Using the form

, you get

. You can simplify this to get

.
Answer choice A