Question

Ab is a chord of the circle with centre o oc is perpendicular to ab if ac is 4 cm find ab

Answer 1

$\huge{\bf{ \red {\fbox{\underline{ \color{blue}{HEY\: MATE}}}}}}$

✔️✔️✔️$<b>Answer$✔️✔️✔️

AB=4*2=8


●▬▬▬▬▬ஜ۩۞۩ஜ▬▬▬▬▬▬●





●▬▬▬▬▬ஜ۩۞۩ஜ▬▬▬▬▬▬●

$<b><marquee>$

●▬▬▬▬▬ஜ۩۞۩ஜ▬▬▬▬▬▬●

$\huge{\bf{\blue {\fbox{\underline{\color{orange}{HELP.....YOU}}}}}}$
●▬▬▬▬▬ஜ۩۞۩ஜ▬▬▬▬▬▬●
●▬▬▬▬▬ஜ۩۞۩ஜ▬▬▬▬▬▬●
$\mathbb{\huge{\green{Please\: Follow\:Me!!}}}$

Answer 2

Answer:

Step-by-step explanation:

Perpendicular drawn from centre of circle to chord bisects the chord....

Hence,

If AB is chord

AB=2AC

=2×4

= 8

Hence, AC=8units