A menu driven program that has the follow mathematics conversion
area of the triangle, height in centimeter to feet and inches, find lcm of two numbers, sum of first n natural numbers and calculate the simple interest and display the result on the screen using Python programming language.
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Program Listing
# Rollyn M. Moises and Jake R. Pomperada
# calculator.py
# February 6, 2019 Wednesday
# Bacolod City, Negros Occidental
import math
print();
print("\tMATH CONVERTERS");
print();
print("\t[1] Area of the Triangle");
print("\t[2] Height in Centimeter to Feet and Inches");
print("\t[3] Find LCM of Two Numbers ");
print("\t[4] Sum of First n Natural Numbers");
print("\t[5] Calculate the Simple Interest");
print();
ch=input("\tSelect Your Choice : ")
print();
if(ch=="1"):
a = int(input("\tEnter first side: "))
b = int(input("\tEnter second side: "))
c = int(input("\tEnter third side: "))
s = (a + b + c) / 2
area = math.sqrt(s * (s - a) * (s - b) * (s - c))
print("\tArea of the triangle is: ", round(area, 2))
elif(ch=="2"):
cm = int(input("\tEnter the height in centimeters:"))
inches = 0.394 * cm
feet = 0.0328 * cm
print("\tThe length in inches", round(inches, 2))
print("\tThe length in feet", round(feet, 2))
elif(ch=="3"):
a = int(input("\tEnter the first number:"))
b = int(input("\tEnter the second number:"))
if (a > b):
min1 = a
else:
min1 = b
while (1):
if (min1 % a == 0 and min1 % b == 0):
print("\tThe LCM is:", min1)
break
min1 = min1 + 1;
elif(ch=="4"):
n = int(input("\tEnter a number: "))
sum1 = 0
while (n > 0):
sum1 = sum1 + n
n = n - 1
print("\tThe sum of first n natural numbers is", sum1)
elif (ch == "5"):
principle = float(input("\tEnter the principle amount:"))
time = int(input("\tEnter the time(years):"))
rate = float(input("\tEnter the rate:"))
simple_interest = (principle * time * rate) / 100
print("\tThe simple interest is:", round(simple_interest,2));
else:
print("\tInvalid Operator. Try Again")
print();
print("\tEND OF PROGRAM");
