The Pythagorean Theorem states that the sum of the squared sides of a right triangle equals the length of the hypotenuse squared.

Pythagorean Theorem Calculator

			
					a^2 + b^2 = c^2

Solving for b

			
					b^2 = c^2 - a^2

a - leg c - hypotenuse

make sure c > a

			
					c = 3;
a = 2;

2.23607

Python Pythagorean Theorem

			
					from math import sqrt

D = "Which side are you looking for? "

# c**2 = b**2 + a**2

while True:

    print(f"\n{D}")
    x = input("[a, b, c, exit]: ")

    #a
    if x.lower() == "a":
        f = input("Give me (b) and (c): ")
        b, c = f.split(' ')
        a = sqrt((int(c)**2) - (int(b)**2))
        print("\nSide (a) is equal to %.2f" % (a))

    #b
    elif x.lower() == "b":
        f = input("Give me (a) and (c): ")
        a, c = f.split(' ')
        b = sqrt((int(c)**2) - (int(a)**2))
        print("\nSide (b) is equal to %.2f" % (b))

    #c
    elif x.lower() == "c":
        f = input("Give me (a) and (b): ")
        a, b = f.split(' ')
        c = sqrt((int(a)**2) + (int(b)**2))
        print("\nSide (b) is equal to %.2f" % (c))

    elif x.lower() == "exit":

        print("=======================================================================")

        s = input("Do you want to exit?[y, n]: ")
        if s.lower() == "y":
            break
        elif s.lower() == "n":
            continue

			
					Which side are you looking for?
[a, b, c, exit]: a
Give me (b) and (c): 3 4
Side (a) is equal to 2.65

pythagorean theorem calc: find b, a=n/a, c=n/a

Pythagorean Theorem Calculator

Python Pythagorean Theorem