jackymonyesino4026 jackymonyesino4026

01-07-2021
Mathematics

contestada

What is the value of x to the nearest tenth?
A) 9.2
B) 7.2
C) 4.8
D) 12.0

What is the value of x to the nearest tenth A 92 B 72 C 48 D 120 class=

Respuesta :

simphiwendaba2005 simphiwendaba2005

01-07-2021

Answer:

B. 7.2

Step-by-step explanation:

radius=24÷2= 12

other line =19.2÷2=9.6 because line from centre bisects chord and is perpendicular to it

Therefore: X²=√ 12²-9.6² ( theorem of Pythagoras)

X=7.2

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