Answer:
it that even a question but ya its one.
Step-by-step explanation:
Answer:
c: $7.09
Step-by-step explanation:
First you need the size of an angle QPR = B = 180° - 123°
Lenght of QP = 10cm
QR = x
QP = r
x² = r² + r² - 2r² × cosB
I believe the price per package is $4.57, I think.
Answer:
D.) 8x^2+11x-9
Step-by-step explanation:
5x^2 -(-3x^2) =8x^2
7x -(-4x) =11x
-4 -5 =-9
Hope it helps