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navik [9.2K]
3 years ago
6

Find the exact length of the third side.

Mathematics
2 answers:
malfutka [58]3 years ago
6 0

Answer:

5sqrt3

Step-by-step explanation:

Using the pythagorean theorem, we have a^2+4^2=9^2

a^2 + 16 = 81

a^2 = 75.

a = sqrt75.

75 = 25*3. 25 is a perfect square, so sqrt75 = 5sqrt3

podryga [215]3 years ago
4 0

Answer:

8.0622577483

Step-by-step explanation:

pythagorean theorem

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