mkkAlppaxalleHeide mkkAlppaxalleHeide
  • 01-03-2017
  • Mathematics
contestada

How can i find the length of a chord?

Respuesta :

BigBangGang
BigBangGang BigBangGang
  • 01-03-2017
Chord length = 2√r²-d²
r= radius of the circle
d= perpendicular distance from the chord to the circle center.

Example:
radius = 5cm
distance = 4cm

2√5²-4²
=2√25-16
=2√9
=2×3
=6cm

Answer: 6 cm.

Hope this helped!
Answer Link

Otras preguntas

A single solid white line across a road at an intersection means that you must _________ for a traffic signal or sign.
i need help please? :)
A microphone is a type of electronic. True/Faulse
write the equation of a line whose slope is -2 and passes through (-1,6). write the answer in slope-intercept form
If lava flows through a forest, will the trees A) Become petrified. B) Burn
fly low airlines has three times as many flights out of muddville as does slow roll airlines. Together they have 16 flights daily out of the muddville airport.
Sarah was adding numbers on a number line. she started on 69 and then he added 24. sarah wrote that the answer was 83. is sarah's answer reasonable? a.
What is the value of p? 180 58 116 90
Which group launched a successful boycott against california grape growers?
Need the last two questions PLEASE I really don’t understand this