<h3>Remember these laws of integers:</h3>
- (+)(-)=(-)
- (-)(+)=(-)
- (-)(-)=(+)
- (+)(+)=(+)
Answer:
$
Explanation:
If the number of granola bars is represented by the variable , and each granola bar costs $1, then we need to multiply the amount per granola bar by the number of granola bars.
This is $, or $.
Answer:
110°
Step-by-step explanation:
1. 40+70=110 (exterior angle)
2. 180-110=70 (3rd interior angle)
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Answer:
Step-by-step explanation:
we know that
If two figures are similar, then the ratio of its surface areas is equal to the scale factor squared
Let
z-----> the scale factor
x-----> surface area of the enlarged figure
y----> surface area of the original figure
we have
substitute