Now join A to the other grid points in the figure by a straight line to get a right angle
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Expert Answer
Now join A to the other grid points in the figure by a straight line to get a right angle Class 6
Question 1.
Now join A to the other grid points in the figure by a straight line to get a right angle. What are all the different ways of doing it? Class 6

Hint: Extend the line further as shown in the figure below. To get a right angle at A, we need to draw a line through it that divides the straight angle CAB into two equal parts.

Solution:
In the first grid, joining A to C and A to D, we get two right angles, CAB and DAB.

In the second grid, joining A to C and A to D, we get two straight angles, CAB and ABD.
On bisecting each of these straight angles, we get four right angles, EAC, EAB, GAC, and GAB at A, and four right angles ABF, FBD, HBA, and HBD at B.