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19 lines
655 B
Python
19 lines
655 B
Python
import math
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epsilon = 1E-10
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a = float(input())
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b = float(input())
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c = float(input())
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if (a + b > c and b + c > a and c + a > b):
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p = (a + b + c)/2
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s = round(math.sqrt(p*(p-a)*(p-b)*(p-c)), 2)
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if (a == b or b == c or c == a):
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if (a == b and b == c):
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print("Tam giac deu, dien tich = %g" % s)
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else:
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print("Tam giac can, dien tich = %g" % s)
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elif (abs(a*a + b*b - c*c) < epsilon or abs(b*b + c*c - a*a) < epsilon or abs(c*c + a*a - b*b < epsilon)):
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print("Tam giac vuong, dien tich = %g" % s)
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else:
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print("Tam giac thuong, dien tich = %g" % s)
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else:
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print("Khong phai tam giac") |