isischi
isischi isischi
  • 02-06-2020
  • Mathematics
contestada

please help! i’m stuck

please help im stuck class=

Respuesta :

PollyP52 PollyP52
  • 02-06-2020

Answer:

CD = 12.

Step-by-step explanation:

By the tangent-secant theorem:

AB^2 = AC * AD

8^2 = 4 * AD

AD = 64/4 = 16

Finally CD = AD - 4 = 12.

Answer Link

Otras preguntas

What is the domain of the given function? {x | x = –6, –1, 0, 3} {y | y = –7, –2, 1, 9} {x | x = –7, –6, –2, –1, 0, 1, 3, 9} {y | y = –7, –6, –2, –1, 0, 1, 3,
if you deposit a $2000 in a 3 year cd at 2.5 simple interest, what is the total amount of money earned
At night, clouds act as a blanket by _____.
How do you calculate your heart rate?
y=-2x-9 y= 2x-1 how to find x and y
What is the third angle of a right triangle of one of the angles measures 51°?
Which of the following land biomes is correctly matched to its characteristic abiotic factors?
IF YOU READ THE NIGHT PLEASE HELP ME WORTH 45 POINTS!!
How did the outcome of French and Indian War lead to an increase in British policies (taxes) in the American colonies?
Which of the following statements is true about print statements? I. In order to print a string literal, the string must be enclosed in quotes. II. Each print