first group of challenges

challenges27-34/challenge-027.py

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+number = float(input('Enter number with lots of decimal number : '))
+print(number*2)

challenges27-34/challenge-028.py

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+number = float(input('Enter number with lots of decimal number : '))
+print(round(number*2, 2))
+

challenges27-34/challenge-029.py

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+import math
+
+number = int(input('Enter number over 500 : '))
+print(round(math.sqrt(number)))

challenges27-34/challenge-030.py

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+import math
+
+print(round(math.pi, 5))

challenges27-34/challenge-031.py

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+import math
+
+radius = float(input('Enter circle radius : '))
+area = math.pi * (radius**2)
+print(area)

challenges27-34/challenge-032.py

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+import math
+
+radius = float(input('Enter cylinder radius : '))
+depth = float(input('Enter cylinder depth : '))
+area = math.pi * (radius**2)
+volume = area * depth
+print(round(volume, 3))

challenges27-34/challenge-033.py

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+number_1 = int(input('Enter 1st number : '))
+number_2 = int(input('Enter 2nd number : '))
+print('{0} divided by {1} is {2} with reminder {3}'.format(number_1, number_2, number_1//number_2, number_1%number_2))

challenges27-34/challenge-034.py

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+import math
+
+print('1) Square\n2) Triangle')
+choose = int(input('Enter a number : '))
+if choose == 1:
+    square = int(input('Enter square length side : '))
+    area = square*square
+    print('Square area is {0}'.format(area))
+elif choose == 2:
+    base = int(input('Enter triangle base : '))
+    height = int(input('Enter triangle height : '))
+    area = (base/2)*height
+    print('Triangle area is {0}'.format(area))
+else:
+    print('Wrong choose')