A) 16
B) 18
C) 20
D) 8
Correct Answer: B
Solution :
1 turn = 4 right angles \[\therefore \] 4 turns \[=4\times 4=16\] right angles and \[\frac{1}{2}\] turn = 2 right angles So, the number of right angles in four and half turns \[=16+2=18\]You need to login to perform this action.
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