Let's say that x is the number of days he tweets. Now, if he tweets any number of days, we can represent all of that with just x. So out expression will look like:
Hope this helps!
Can you please help with 19&23? 19 says write an expression to represent the perimeter. Thanks!
1 answer:
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Answer: 14
Step-by-step explanation:
Since it is a right angles triangle , Pythagoras theorem will come into play,which states that;
the square of the hypotenuses = square of the adjacent + square of the opposite , that is
=
+
Therefore:
=
-
= 484 - 289
= 195
RT =
RT = 13.96
RT≈ 14