What type of quadrilateral is obca

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Reference no: EM13309710

Question 1.

22_Determine the length of the radius.png

O is the centre of the circle.

1.1 If AB = 54 units and L/C = 3 units, determine with reasons, the length of the radius.
1.2 What type of quadrilateral is OBCA? Fully justify your answer. 1.3 If ABC = x, determine with reasons, the size of AOB in terms of x.

Question 2:

106_Determine the length of the radius1.png

AB and CD are parallel chords of a circle with centre 0. AB is 40 units, CD is 14 units and the distance between AB and CD is 9 waits. If OF is x units, determine, with reasons:

2.1 OPA
2.2 an expression, In terms of ;
2.2.1 for the radius OA.
2.2.2 for the radius OC.
2.3 Use the results from 2.2 to determine the length of the radius.

Attachment:- resource-.pdf

Reference no: EM13309710

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