Question 11 [Total Marks 5]

The egg displayed is composed of 4 arcs from 4 sectors.
The arc AC has centre B.
The arc BD has centre A.
The arc AB has centre O.
The arc CD has centre E.
The radius of the central circle is 1cm.
OE and OB form a right angle.
Calculate the perimeter of the egg.

2 answers

starting at A, please list the points clockwise in order.
Are any of the arcs more than 180° ? That is, major arcs, instead of minor arcs.

what do you mean by "central circle"? Is it connected to the egg in some way?
What is the answer??

(3-rt2/2)pi