questions on equilateral triangle

Fill in the blanks . (a) Each angle of an equilateral triangle measures ………….. (b) Medians of an equilateral triangle are …… (c) In a right triangle, the hypotenuse is the ……. Side.

Prove that the medians of an equilateral triangle are equal.

Find the length of a altitude in on equilateral triangle of side 'a' cm

If the side of an equilateral triangle is 16cm, then the area of the triangle is

Prove that a median of an equilateral triangle is perpendicular to the corresponding side.

The length of an altitude in an equilateral triangle of side 'o' cm is ……………. .