Prove that (2, –2), (-2, 1) and (5, 2) are the vertices of a right triangle. Area and hypotenuse of a triangle...

Prove that (2,-2),(-2,1) and (5,2) are the vertices of a right angled triangle.Find the area of the triangle and the length of the hypotenuse.

Prove that the points (2,-2), (-2, 1) and (5, 2) are the vertices of a right angled triangle. Also find the area of this triangle.

Let A(h, k), B(1, 1) and C(2, 1) be the vertices of a right angled triangle with AC as its hypotenuse. If the area of the triangle is 1, then the set of values which k can take is given by (1) {1,""3} (2) {0,""2} (3) {-1,""3} (4) {-3,-2}

Prove that the points (5,3,2),(3,2,5) and (2,5,3) are the vertices of an equilateral triangle.

Find the area of a right triangle whose base is 1.2m and hypotenuse 3.7m

Prove that the points (5, -2), (-4, 3) and (10, 7) are the vertices of an isosceles right-angled triangle.

Find the area of a right triangle whose base is 1.2 m and hypotenuse 3.7 m.