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In the figure below, AB is a tangent, meeting chord CDE at B. DE=xcm Determine: (a) the value of x (b) the length of AB

      

In the figure below, AB is a tangent, meeting chord CDE at B. DE=xcm
fig10119920191702.png
Determine:
(a) the value of x
(b) the length of AB

  

Answers


Kavungya
a) 5 x 3.6 =x
x= 4.5

(b) CB. EB = AB2
16 x 7.5 = AB2
AB = 120 = 10.95cm

Kavungya answered the question on September 19, 2019 at 14:03


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