Check the picture below.
now, to get how much is the area of the tiled section, we simply get the area of the whole pool, 53x26, which includes the tiles, and then subtract the area without the tile, the rectangle in the middle, and what's leftover, is the area of the tiled area.
![\bf 53-4\frac{1}{2}-4\frac{1}{2}\implies 53-9\implies \boxed{42} \\\\\\ 26-4\frac{1}{2}-4\frac{1}{2}\implies 26-9\implies \boxed{17} \\\\\\ \textit{so the area of the rectangle in the middle is}\implies 42\cdot 17\implies 714 \\\\\\ \textit{and the area of the whole pool is}\implies 53\cdot 26\implies 1378](https://tex.z-dn.net/?f=%5Cbf%2053-4%5Cfrac%7B1%7D%7B2%7D-4%5Cfrac%7B1%7D%7B2%7D%5Cimplies%2053-9%5Cimplies%20%5Cboxed%7B42%7D%0A%5C%5C%5C%5C%5C%5C%0A26-4%5Cfrac%7B1%7D%7B2%7D-4%5Cfrac%7B1%7D%7B2%7D%5Cimplies%2026-9%5Cimplies%20%5Cboxed%7B17%7D%0A%5C%5C%5C%5C%5C%5C%0A%5Ctextit%7Bso%20the%20area%20of%20the%20rectangle%20in%20the%20middle%20is%7D%5Cimplies%2042%5Ccdot%2017%5Cimplies%20714%0A%5C%5C%5C%5C%5C%5C%0A%5Ctextit%7Band%20the%20area%20of%20the%20whole%20pool%20is%7D%5Cimplies%2053%5Ccdot%2026%5Cimplies%201378)
You add the exponent. You never multiply it.
Hope this helps!
<em>Say, mind doing me a favor and clicking the brainliest button for me? It would help me tons.</em>
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<h2><em>
~~~PicklePoppers~~~</em></h2>
Answer: 406
Step-by-step explanation:
Answer:
8 maths tests
Step-by-step explanation:
Given data
We are told that in 1/4 hour that is 0.25hour (15 mins) She grades 1 math test
our aim is to find how many maths test she grade in 3 hours (120min)
Hence
in 15 mins she does 1 grading
in 120 mins she does x
cross multiply
15x= 120
divide both sides by 15
x= 120/15
x= 8 maths test
Hence in 2 hours, she can grade 8 maths tests