Find m∠DBC.
What is the m∠DBC?

m∠DBC = ? °

∠DBC=120

Step-by-step explanation:

2x+(x+90)=180

2x+x+90=180

3x+90=180

3x=180-90

3x=90

x=90/3

x=30

blug x in to ∠DBC

∠DBC=30+90=120

gmt is 4 hrs ahead of edt so just add four hours to 1: 14: 20 (minutes and seconds stay the same)

gmt is 5: 14: 20

hope this !

~just a girl in love with shawn mendes

0.02

step-by-step explanation:

time of 9 192 631 770 periods of the radiation corresponding to the transition between the 2 hyperfine levels of the ground state of the caesium 133 atom at 0 k (but other seconds are sometimes used in astronomy)