stagemadedro
stagemadedro stagemadedro
  • 04-06-2021
  • Mathematics
contestada

Find the unknown angle measure by solving for the given variable.

Options: 125 140 35 40

Find the unknown angle measure by solving for the given variable Options 125 140 35 40 class=

Respuesta :

sreedevi102
sreedevi102 sreedevi102
  • 04-06-2021

Answer:

m ∠ABD = 140°

m ∠DBC = 40°

Step-by-step explanation:

∠ (15x - 4) + ∠(5x - 8) = 180°

15x - 4 + 5x - 8 = 180

20x -1 2 = 180

20x = 180 + 12

x = 9.6

m ∠ABD = 15x - 4 = 140°

m ∠DBC = 5x - 8 = 40°

Answer Link

Otras preguntas

Which decimal is equivalent to 13/20?
A patient needs to receive 35 mg of amoxicillin orally. The drug is available in a strength of 100 mg/tsp, How many tsp of the drug must the patient swallow to
literary images are enhanced by the use of _______ language.
solve the proportion2x + 1/x + 1 = 14/3x-1
A ball is thrown into the air with an upward velocity of 44 ft/s. Its height h in feet after t seconds is given by the function [tex]h=-16t ^{2} +44t+9[/tex]. W
What are the three branches of government?
convert to vertex form. y=2x^2+14x-4
Which of the following is most important in classifying two groups of bears into the same genus? A. similar diets B. similar genes C. similar habitat D. similar
Which of the following can fix nitrogen? Answer  A.human industrial processes   B.lightning  C.certain bacterial species   D.all of the above
Why did the Chinese peasants rebel against the manchus from 1850 to 1864?