joelpimentel
05.07.2019 •
Mathematics
Express the side length of a square as a function of the length d of the square’s diagonal. then express the area as a function of the diagonal length.
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Ответ:
Ответ:
9514 1404 393
12
Step-by-step explanation:
The length of the hypotenuse, PQ, can be found from the Pythagorean theorem:
PQ² = QR² +PR²
PQ² = 3² + 4² = 25
PQ = √25 = 5
The perimeter is the sum of side lengths:
P = 3 + 4 + 5 = 12
The perimeter of this triangle is 12 units.