THEBEASTMONSTER5506
THEBEASTMONSTER5506 THEBEASTMONSTER5506
  • 02-03-2020
  • Mathematics
contestada

What is the length of AB?

15
9
4.5
18

What is the length of AB 15 9 45 18 class=

Respuesta :

ahmedilahm614
ahmedilahm614 ahmedilahm614
  • 02-03-2020

Answer:

4.5

Step-by-step explanation:

Answer Link
amna04352
amna04352 amna04352
  • 02-03-2020

Answer:

18

Step-by-step explanation:

Let X be the midpoint of the chord AB

Distance between X and the centre:

15-3 = 12

XB² = 15² - 12²

XB² = 81

XB = 9

AB = 2XB = 18

Answer Link

Otras preguntas

Why do new species evolve more rapidly after a mass extinction?a. Few organisms survive, which allows the remaining organisms to reproduce rapidly.b. Mutations
What type of reaction is always spontaneous
solve by the substitution method y=3x-12 2x-3y=-13
4) Please help with question. MARKING BRAINLIEST AND 10 POINTS!!!!!!!!!!!!!! :D
Hannah is having a sale. in her ads, she wants to include the amount of time left in the sale. what's the best way to do this
where the chromosomes are condensing. Metaphase Prophase Telophase
Proper chemical storage includes
When atticus reacts to jem's boo radley game, what do you notice about the way he disciplines his children?
How is the live, cholera vaccine administered?
Read the excerpt from Early Victorian Tea Set. In the eighteenth century Josiah Wedgwood had made some of the most expensive stoneware ceramics – in jasper and