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Dot product or scalar product

Heron's formula for Area of a triangle

Square root by repeated subtraction of successive odd numbers

Pythagorean triplets

Cardinality of two sets #11math

Number of elements

Number of subsets

Pigpen cipher text

squareroot of the polynomial

Trigonometric Ratios

Adjoint of 3x3 matrix

Adjoint of 2x2 matrix

simplify the surd

solving the linear equations by substitute method, elimination method, cross multiplication method

solving the linear equations by cross multiplication method

solving the linear equations by elimination method

solving the linear equations by substitute method

Area of the triangle and quadrilateral

composition of three functions

Area of a quadrilateral 4 points form

Area of a triangle #3 sides are given

Area of a triangle 3 points form

Composition of three functions

Range and coefficient of Range