Question

Friends pls help me with this the height of an equilateral triangle is 15cm and its perimeter is 36cm. Find the area of the triangle

Answer 1

Answer:

90 sq.cm

Step-by-step explanation:

For an Equalitrial triangle, all side are equal.

• Length of one side = perimeter/3
• = 36/3 =12

Now, area of triangle = Base*Height/2

Here, base = 12cm and Height = 15 cm

Area = 12*15/2 sq. cm = 90 sq. cm

Hope it may help you