Question

Construct an equilateral triangle if its altitude is 5 cm​

Answer 1

Step 1 - Draw a line AB of 5cm

Step 2 - Draw a line of 5cm with <A = 60°. (Each angle of an equilateral triangle is 60°)

Step 3 - Draw a line of 5cm with <B=60°

Step 4 - Mark C on the point where the lines of angle 60° meets.

Step 5 - Now mark the measurements.