What is a term used to describe two-dimensional figures with all sides and all angles congruent?
1 answer:
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Answer:
1.
2. $2,520
Step-by-step explanation:
1. Given numbers 39 and 91. Factorize them:
then
Use distributive property:
2. Month salary = $2,100
To find 10% of $2,100, just multiply $2,100 by 0.1 (because 10% is 0.1 as decimal):
$210 is the monthly tax, then the year tax is