Answer:
The sum of all positive integers is
5 + 6 + 7 + 8 + 9 + 10
= <em>45</em>
Step-by-step explanation:
Because
and 
So positive numbers between 4.9 and 10.09 are
<em>5+6+7+8+9+10 = 45</em>
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<em>Brainliest will be appreciated.</em>
-3 (2a-9b+5c)
common factor out the lowest common factor which is -3
Answer:
it's a acute angle
Step-by-step explanation:
no more that 90 degrees
C. reflex, because all of the others are triangles