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MrRissso [65]
3 years ago
11

What’s the correct answer for this?

Mathematics
1 answer:
kirill115 [55]3 years ago
4 0

Answer:

x = 7

Step-by-step explanation:

<ACF = 90° (since AB is the diameter and it is perpendicular to EF)

But <ACF = 2(7x-4)

So

2(7x-4) = 90

14x-8 = 90

14x = 90+8

14x = 98

Dividing both sides by 14

x = 7

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