Answer:
OPTION D
Step-by-step explanation:
AS HYPOTENUES IS THERE WHEN A TRIANGLE IS RIGHT ANGLED,BUT EXCEPT BFG NO TRIANGLE IS RIGHT ANGLED..
1. x <= 31
2. x < 28
For number 1, x is less than or equal to 31 because the number of days in a month (represented by x) will be less than or equal to 31.
For number 2, x is less than 28 because the number of students (represented by x) in each class will always be less than 28.
<span>C.
glacial melting<<<<<<<<<<<<<<<</span>
Answer:
30
Step-by-step explanation:
538 = 540
509 = 510
40 - 10 = 30