diff --git a/mathgenerator/mathgen.py b/mathgenerator/mathgen.py
index 10e7345..85b9de5 100644
--- a/mathgenerator/mathgen.py
+++ b/mathgenerator/mathgen.py
@@ -216,7 +216,6 @@ def multiplyIntToMatrix22(maxMatrixVal = 10, maxRes = 100):
     solution = f"[[{a*constant},{b*constant}],[{c*constant},{d*constant}]]"
     return problem, solution
 
-
 def areaOfTriangleFunc(maxA=20, maxB=20, maxC=20):
 	a = random.randint(1, maxA)
 	b = random.randint(1, maxB)
@@ -226,6 +225,20 @@ def areaOfTriangleFunc(maxA=20, maxB=20, maxC=20):
 	problem = "Area of triangle with side lengths: "+ str(a) +" "+ str(b) +" "+ str(c) " = " 
 	solution = area
 	return problem, solution
+
+def isTriangleValidFunc(maxSideLength = 50):
+    sideA = random.randint(1, maxSideLength)
+    sideB = random.randint(1, maxSideLength)
+    sideC = random.randint(1, maxSideLength)
+    sideSums = [sideA + sideB, sideB + sideC, sideC + sideA]
+    sides = [sideC, sideA, sideB]
+    exists = True & (sides[0] < sideSums[0]) & (sides[1] < sideSums[1]) & (sides[2] < sideSums[2]) 
+    problem = f"Does triangle with sides {sideA}, {sideB} and {sideC} exist?"
+    if exists:
+        solution = "Yes"
+        return problem, solution
+    solution = "No"
+    return problem, solution
 # || Class Instances
 
 #Format is:
@@ -248,4 +261,5 @@ decimalToBinary = Generator("Decimal to Binary",14,"Binary of a=","b",DecimalToB
 binaryToDecimal = Generator("Binary to Decimal",15,"Decimal of a=","b",BinaryToDecimalFunc)
 fractionDivision = Generator("Fraction Division", 16, "(a/b)/(c/d)=", "x/y", divideFractionsFunc)
 intMatrix22Multiplication = Generator("Integer Multiplication with 2x2 Matrix", 17, "k * [[a,b],[c,d]]=", "[[k*a,k*b],[k*c,k*d]]", multiplyIntToMatrix22)
-areaOfTriangle = Generator("Area of Triangle", 18, "Area of Triangle with side lengths a, b, c = ", "area", areaOfTriangleFunc)
\ No newline at end of file
+areaOfTriangle = Generator("Area of Triangle", 18, "Area of Triangle with side lengths a, b, c = ", "area", areaOfTriangleFunc)
+doesTriangleExist = Generator("Triangle exists check", 19, "Does triangle with sides a, b and c exist?","Yes/No", isTriangleValidFunc)