Answer:
B .coz the sign is telling us the way it moves
Ashley sent 27 messages, Pablo sent 21, and Tom sent 42.
Well I'm still trying to solve the first question so I'll tell you the other answers
the answer for the second question is :

and for the third question :
2 13/25+3 and 99 one hundreds
Answer:
8.94 m
Step-by-step explanation:
Use the Pythagorean Theorum -
. Use leg 1 as <em>a</em>, leg 2 as <em>b</em>, and the third side as <em>c</em>.
We know leg 1 is 4, and that leg 2 is twice as long as leg 1...

Now, we use the Order of Operations to find
...

Now, we find the square root of
to find c...

So, the length of the third side is 8.94 m.