brennamclemore brennamclemore

25-06-2017
Mathematics

contestada

1. Given: Circle O, CD is diameter, chords: AB || CD. Arc AB= 68 degrees, Find Arc CA

1 Given Circle O CD is diameter chords AB CD Arc AB 68 degrees Find Arc CA class=

Respuesta :

brennababe9 brennababe9

25-06-2017

Since AB || CD, and CD is diameter, then arc DB=CA.
If AB=68 degrees, and DB= arc CA,
CA+DB= 180-68 or 2CA= 112
2CA=112
CA=112/2
CA=56

Answer Link

Otras preguntas

Nicolas encontro en el almacen bolsas de arroz con etiqueta y 2 iguales sin etiquetas para averiguar cuantos kg tiene cada bolsa sin etiqueta utiliza una balanz

Which of the following would best be shared through a podcast? a story about the work of the Mars rover a story about dangerous U.S. bridges a story about noise

True or False: Editors always follow a strict formula, called the content curve, to determine shot duration.

what is the present value of an 8 year annuity due with a 350 annual cash flows paid semi annually and discount rate at 10%

How organizations can put efforts for effective planning of Leadership development through trainings and enhancing the capability of strategic leadership? 400-5

Krypton-79 has a half life of 35 hours. How many half lives have passed after 70 hours? a.1 b.2 c.3 d.4

“Nothing burns like the cold.” -George R.R. Martin

¿Con coderas que tu consumo es sustentable ?¿porque?

Let f(x) = -4x-1, h(x) = − x – 1. Find (foh)(1). (foh)(1) = +

Identify each substance as an acid or a base and write a chemical equation showing how it is an acid or a base according to the Arrhenius definition. You may ne