Lana used the two blocks pictured in the diagram to build a tower 2 in 15 in
T
4 in
T
4 in.
10 in.
+2in.
LANA'S TOWER
What is the total volume, in cubic inches, of the tower Lana built?
1
27
2
80
116

Is the product of two rational numbers irrational or rational? first, make a hypothesis by multiplying two rational numbers. then, use variables such as x=a/b and y=c/d and the closure property of integers to prove your hypothesis.

The square root of 9x plus 7 plus the square rot of 2x equall to 7

Ascientist wants to use a model to present the results of his detailed scientific investigation. why would a model be useful? a )because the model makes the concepts easier to understand b) because the model is easy to put together and to use c) because the model prevents other scientists from asking questions d) because the model requires the audience to pay full attention to it i don't know what to choose because between a and d a is much more likely than d because it only wants to get the attention of the audience. i'm confuse.