30x4000 I will give brainlest to first person that answers without using calculator
2 answers:
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Answer:
And
Step-by-step explanation:
For this case we assume that for the first square we have the following dimensions:
And we know that:
And the area for the second square would be:
And we know that the sum of areas is 65 so then we have this:
And replacing we got:
We can divide the last expression by 2 and we got:
And we can factorize the last expression like this:
And we have two solutions for and we got:
Since the length can't be negative we have this:
And