Answer:
Because you didnt pay for brainly.
If you do, no adds :D
Its a lot easier to be honest
Look up the law of sines, I suggest Khan Academy. It is better if you know how to do it, it is very useful.
Answer:
21 in
Step-by-step explanation:
by the Pythagorean theorem we have

notice that the 841 and the 400 don't go squared because they already squared!
Answer:
Let's find unit price. 7.38 / 2 = 3.69 and 9.57 / 3 = 3.19. Since 3.19 < 3.69 the better buy is 9.57 for 3 pounds.
Answer:
Think about what number you got multiply 7 to get 28. Once you do, multiply the other numbers by that digit
Step-by-step explanation: