A girl scored 18 out of 25 in English language and p% in mathematics. if her average score is 78% , what is the value of p
1 answer:
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Answer:
Perpendicular bisector theorem
Step-by-step explanation:
The illustration of the theorem is:
If point B is a perpendicular bisector of Line AC and the length of AC is 10cm
Then
Where
--- Perpendicular bisector
So, the equation becomes
Recall: