Brahmagupta is widely regarded as the 'Father of Indian Geometry' for his significant contributions to the field.

Brahmagupta's Theorem, also known as the 'Cyclic Quadrilateral Theorem', is attributed to the mathematician Brahmagupta.

Brahmagupta's Theorem provides a formula for calculating the area of a cyclic quadrilateral.

Aryabhata is credited with the discovery of 'irrational numbers' in ancient India.

Bhaskara II developed the 'Chakravala' method for solving indeterminate quadratic equations.

Brahmagupta's Theorem states that the sum of the squares of the diagonals of a parallelogram is equal to the sum of the squares of its sides.

Bhaskara's Theorem is attributed to the mathematician Bhaskara II.

Bhaskara's Theorem provides a formula for calculating the area of a triangle.

Baudhayana is credited with the development of the 'Sulba Sutras'.

Aryabhata's Theorem states that the area of a triangle is equal to half the product of its base and height.

Varahamihira's Theorem is attributed to the mathematician Varahamihira.

Varahamihira's Theorem provides a formula for calculating the volume of a pyramid.

Aryabhata's Theorem is attributed to the mathematician Aryabhata.

Aryabhata's Theorem states that the area of a circle is equal to pi multiplied by the square of its radius.

Baudhayana's Theorem is attributed to the mathematician Baudhayana.