fortunekeith75 fortunekeith75
  • 06-04-2021
  • Mathematics
contestada

I need the length of DB and Measure of angle C in degrees!!!!!

I need the length of DB and Measure of angle C in degrees class=

Respuesta :

clarch19
clarch19 clarch19
  • 06-04-2021

Answer:

DB = 10

m∡C = 106°

Step-by-step explanation:

DE = EB

20x - 8 = 16x + 12

4x = 20

x = 5

DB = 5 doubled, or 10

m∡A + m∡D = 180

3y + 7 + 2y + 8 = 180

5y + 15 = 180

5y = 165

y = 33

m∡A = m∡C

m∡A = 3(33)+7 = 106°

m∡C = 106° also

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