Answer:
The shelf is not a right triangle
Step-by-step explanation:
Given

Required
Determine if it is a right triangle
To do this, we make use of Pythagoras theorem which implies that; the square of the longest side = the sum of the square of the two other sides.
So, we have:

Evaluate all squares


The above is not true because:

<em>Hence, the shelf is not a right triangle</em>
Answer:
8. $52.85 you'll save $22.65
9. $30.74 you'll save $10.25
10.$18.00 you'll save $12.00
Step-by-step explanation:
(-3) + 7 = 4
You can use a number line by simply starting at 7 then moving back 3 spaces because it's negative. Then you will get positive 4.
Answer:
60.6 degrees
Step-by-step explanation:
65.2 (average for sep 2013)-4.6=60.6