Answer:
645 ÷ 50 = 12.9
I hope this helps and that you have a wonderful day ^‿^
Answer:

Step-by-step explanation:
we know that
If two triangles are similar
then
the ratio of their corresponding sides are equal and the corresponding angles are also equal
In this problem

we have

Find the value of TS

substitute




see the attached figure to better understand the problem
Answer:
No because even though you aren't actually picking the exact people yo do and don't wanna survey but your only surveying those who buy hot lunches when in order to get accurate data, you have to survey everyone who bought hot and cold lunches from the school cafeteria.
Answer: 7/2 , 3/2
Step-by-step explanation: