Question

The altitudes of a triangle are 10cm, 12cm, 15cm. Find it's semiperimeter​

Answer 1

Heya mate!!

The perimeter is the length of the outline of a shape. To find the perimeter of a rectangle or square you have to add the lengths of all the four sides. x is in this case the length of the rectangle while y is the width of the rectangle. The area is measurement of the surface of a shape.

Hope it helps u dear✌️✌️