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Paul $120 Sue $280
120x3=360 360-80=280
3p-80+p=400
4p-80=400
4p=480
p=120 s=280
Perimeter is the sum of the 3 sides:
11 + 15 + 14 = 40 cm.
Area is 1/2 x height x base:
1/2 x 13.4 x 11 = 73.7 square cm.
Answer:
324
Step-by-step explanation:
Given:
Find:
First, find f(x):
Now,
Answer: B