He was a mathematician and a priest. His works are the Sulba Sutra. This sutra gives the rules for the construction of altars. He belonged to the Yajurveda School. His Sutras form a part of the Taittreya of the Krishna Yajurveda.

Contributions

Earliest recorded statement of the Pythagorean Theorem

Pi Value correct to 9 decimal places

Solution for a circle whose area is the same as a given square

Quadratic equations of the forms ax2 = c and ax2 + bx = c

Square root of 2

Diagonals of rectangle bisect each other

Diagonals of rhombus bisect at right angles

Area of a square formed by joining the middle points of a square is half of original

The midpoints of a rectangle joined forms a rhombus whose area is half the rectangle

Geometric solutions (but not algebraic ones) of a linear equation in a single unknown