Question

if segment da is a diameter of oz and m angle dzc = (2x) degrees, find m angle czb.
a. 22 degrees
b. 58 degrees
c. 69 degrees
d. 73 degrees

Answer 1

@jim_thompson5910

Answer 2

see attached

Answer 3

do i first add 2x and 7x?

Answer 4

what do you get when you do that

Answer 5

9x+81=180

Answer 6

keep going to solve for x

Answer 7

is it rigght?

Answer 8

you're doing great so far

Answer 9

you need to isolate x

Answer 10

its 11

Answer 11

now you use x = 11 to compute 7x - 4

Answer 12

is it 7x-4=11?

Answer 13

oh nvm i get it

Answer 14

73 !

Answer 15

so its d thx!

Answer 16

73 is correct