Answer:
49
Step-by-step explanation:
with a square all sides are equal so if one side is 7 the other is 7 so you would do 7 * 7
hope this helps
The value of the term in the series will be equal to 3 + 12 +48 + 192 after calculation.
<h3>What is summation?</h3>
In mathematics, the summation is the addition of a sequence of any kind of numbers, called addends or summands.
Now we have a given term

By solving the above term;



Hence the value of the term in the series will be equal to 3 + 12 +48 + 192 after calculation.
To know more about Summation follow
brainly.com/question/2767605
Answer:
it's 700 so last one
Step-by-step explanation:
since it's 1 to 20 you multiply 35×20 and you get 700