Without using Pythagoras theorem, show that thepoints (1,-4) , (2, –3) and (4, –7) form a rightangled triangle.

Without using Pythagoras theorem, show that the
points (1,-4) , (2, –3) and (4, –7) form a right
angled triangle.

Matching exercise

Match the items on the right to the items on the left.

Step - 1

Step - 2

Step - 3