Question Detail

GET 102 GEOMETRIC CONSTRUCTION: POLYGONS AND TANGENCY Objective Question

Question

When constructing a common cross tangent to two equal circles (Page 14), after bisecting O-O1 to give A, what is the next step (step 3)?
Options
A Locate D on the second circle with AC=AD.
B Bisect OA to give B.
Correct Answer
C Draw a semi-circle with radius OB and centre B.
D Join C-D.
Correct Answer

Option B is the correct answer.

Detailed Explanation

Page 14, step 3 for 'To Construct a Common Cross Tangent to Two Equal Circles' states: 'Bisect OA to give B.'

Hint

Follow the sequence of steps provided for this specific construction.

Question Info