PythagorasMathematical problems

The sum of the angles of a triangle

X=40Z=70Y=?

Pythagorean theoremis a relation in Euclidean geometry among the three sides of a right triangle. It states that the square of the hypotenuse (the side opposite the right angle) is equal to the sum of the squares of the other two sides

Arithmetic Average or Arithmetic Mean

is the sum of a collection of numbers divided by the number of numbers in the collection

Calculate arithmetic average

2 4 5 6 8 9 11 13 23

Dictionary

Angle - kątTriangle – trójkątHypotenuse – przeciwprostokątnaDivide - podzielić Average/mean - średnia