What is https://ttsd2295-ttoa-ccl.gradpoint.com/Resource/3966180,7B0,0,0,0,0,0/Assets/testitemimages/geometry_b/circles/mc033-1.jpgthe value of x to the nearest tenth?

Question

anonymous · Answer

What is value of x to the nearest tenth?

anonymous · Answer

https://ttsd2295-ttoa-ccl.gradpoint.com/Resource/3966180,7B0,0,0,0,0,0/Assets/testitemimages/geometry_b/circles/mc033-1.jpg

mathmate · Answer

Recall the theorem that states that a perpendicular from the centre of a circle to a chord bisects the chord.
Using 
1. the above theorem
2. Diameter=2*radius
3. Pythagoras
I'm sure you will find the solution to the problem.