Answer:
p = 42
area = 72
Step-by-step explanation:
p = 3 + 9 + 12 + 5 + 9 + 4 = 42
area:
3 × 4 = 12
5 × 12 = 60
12 + 60 = 72
<em>good luck, i hope this helps :)</em>
Https://www.lcps.org/cms/lib/VA01000195/Centricity/Domain/3686/Unit%208%20Day%201%20extra%20practice%20key%20alg%202%201617.pdf its there
1.49/6 = 0.248 rounds to 25 cents per oz
3.59 / 13 = 0.276 rounds to 28 cents per oz
choice A is the lowest rate
Answer:
$49
Step-by-step explanation:
I know this because
x/140 = 35/100
cross multiply
4900 divided by 100=
$49 dollars is the discount amount.
I hope this helped you!:)
Answer:
6 cm
Step-by-step explanation:
Let k represent the scale factor between ΔABC and ΔDCA. Then ...
... CA = k·BC
... AD = k·CA
So, AD/BC = k·(k·BC)/BC = k² = 9/4
Then k = √(9/4) = 3/2, and ...
... CA = (3/2)·BC = (3/2)·(4 cm)
... CA = 6 cm
