constant    =   0.5
hight   =   float(input('hight :'))
parallel_side_1 =   float(input('side1 :'))
parallel_side_2 =   float(input('side2 :'))
print('Result is :',constant    *   hight  *   (parallel_side_1+parallel_side_2))

c   =   float(input('Enter c:'))
print('Result is: ')
print('F = ',(1.8*c)+32)
print('K = ',c+273.15)