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 the line connecting the centers (O-O1) to get point A, what is the next immediate step to find point B?
Options
A Draw a semi-circle with radius OA and center O.
B Bisect the line segment OA.
Correct Answer
C Locate D on the second circle with AC=AD.
D Construct lines at 90° from each center.
Correct Answer

Option B is the correct answer.

Detailed Explanation

Page 14, step 3 states: 'Bisect OA to give B.'

Hint

Follow the sequence of steps for 'To Construct a Common Cross Tangent to Two Equal Circles' on page 14.

Question Info