1. Construct a triangle ABC in which BC = 5.5 cm and 2B = 60° given that AB + AC = 8 cm.(show with figure pleasee)
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Step-by-step explanation:
* this is an equilateral triangle as one of the angle is 60 and 180 - 60 is equal to 120 degree and if we divide 120 degree into two parts is equal to 120 divide by 2 is equal to 60 this is an equilateral triangle.
-firstly draw a line of 5.5 cm.
-name the line BC.
-now draw 60 degree taking B as the centre.
-draw long line.
-open the compass at 4 CM and draw an
arc.
-now using C as the centre, draw 60°.
draw a long line
- open the compass at 4 cm and cut the arc
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