Answer:
B. 4
Step-by-step explanation:
cos(45°) = x/4√2
√2/2 = x/4√2
x = 4√2•√2/2
x = 4
You need to ask your teacher for any help and to evaluate and double check each step.
Answer:
ez
Step-by-step explanation:
Answer:
<h3>2/3 lost is 1/3 kept</h3>
<h3>2/3 of the 1/3 kept is 2/9 lost</h3>
<h3>First she lost 2/3 of 36, which is 24. She had 12 left. Then she lost 2/3 of 12 which is 8. She had 4 left.</h3>
- Hence she started with $36 .
Step-by-step explanation:
<h2>Hope this helps you !! </h2>
