minjungyi82
minjungyi82 minjungyi82
  • 06-11-2020
  • Mathematics
contestada

what would be the measure of angle A?
A. 70 degrees
B. 79 degrees
C. 55 degrees
D. 44 degrees

what would be the measure of angle A A 70 degrees B 79 degrees C 55 degrees D 44 degrees class=

Respuesta :

jc320907 jc320907
  • 06-11-2020

Answer:

D because that is the smallest angle on there baby doll

Step-by-step explanation:

have a nice day sugar bear

Answer Link
jimrgrant1 jimrgrant1
  • 06-11-2020

Answer:

D

Step-by-step explanation:

The sum of the 3 angles in a triangle = 180°

Sum the 3 angles and equate to 180

4x + 8x - 9 + 57 = 180, that is

12x + 48 = 180 ( subtract 48 from both sides )

12x = 132 ( divide both sides by 12 )

x = 11

Thus

∠ A = 4x = 4 × 11 = 44° → D

Answer Link

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