If you multiply 10 by 4 that gets you the area, but you need to find the surface so multiply the product by 7 and that gets you the surface which is 280
A) If you only sample people in a sports supply store, your sample will be biased. People in a sports supply store are more likely to be people that belong to a gym.
B) While it does not have necessarily the same amount of bias as sampling people in the sports supply store, people that go to a park are generally more likely to be people that exercise or have a gym membership.
C) Taking a random sample of people in town is a good way to get a non-biased sample. They are not necessarily predisposed to answer your question one way or another.
D) For the same reason as choice A, this is a biased sample.
C is the best choice.
If I understood the question correctly, the answer would be 400
X-Intercept is found by setting y to = 0.
<span>Y-intercept is found by setting y to =0.</span>
Answer:
48
Step-by-step explanation:
8 squares=32
8 half squares=16
32+16=48
There are 4 sides to a 8 whole squares 8*4=32
There a 2 sides to 8 half squares 8*2=16
