lexiflorence lexiflorence
  • 04-03-2018
  • Mathematics
contestada

p(3,5) and q(7,-1) are the end points of a diameter of a circle. what is the length of a radius of the circle

Respuesta :

Banabanana
Banabanana Banabanana
  • 04-03-2018
[tex]d= \sqrt{(7-3)^2+(-1-5)^2} = \sqrt{16+36} = \sqrt{52} =2 \sqrt{13} \\ \\ r= \frac{d}{2}= \frac{2 \sqrt{13} }{2} = \sqrt{13} [/tex]

the length of a radius of the circle is √13
Answer Link

Otras preguntas

What do the Tuareg culture and the Candomblé faith have in common?
What is the result when 78 is increased by 9.5%
Which of the following conditions will result in a reaction that is spontaneous at all temperatures? a. positive enthalpy change and positive entropy change b.
What do the Tuareg culture and the Candomblé faith have in common?
What did Alexis de Tocqueville write about American democracy's effect on personal ambition? A. American democracy didn't spread wealth equally. B. American
Which is the best unit for measuring the weight of an elephant? a. Ounces b. Tons c. Gallons d. Miles
The average of three numbers is 15. What is two times the sum of the the three numbers? Please show how you did it~!! >_
The water table is the A. aquifer. B. lower boundary of the zone of saturation. C. upper boundary of the zone of saturation. D. zone of aeration.
Upon balancing the equation below, how many moles of sulfuric acid are needed to react completely with 8.4 moles of lithium hydroxide? LiOH + H2SO4 yields Li2S
Solve the equation. −10x + 1 + 7x = 37