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

According to Newton's third law of motion, if you push against a wall, the wall will __________. a. attract you with its low gravity b. fall over once you overc
round each decimals to the nearest whole number 6.7
What is the opposite of 1/3 and of -7/12
Use the word bank to answer the question. Ways that an author reveals character a. personification b. situational irony c. characterization d. paradox e. m
Today, the Gettysburg Address can be found in _____.
A fern grows sporangia under its fronds. What is the next step in its life cycle?
Of all the groups listed, which of the following was fighting communists in Nicaragua in the 1980s? A. the Contras B. the Republican Guard C. the Mujahedin D. t
in which ways did taft helped conservation efforts and child labor problems
How can the fiscal policies of a country influence individual finances?
A world-class cyclist training for the Tour de France increases his respiration rate while a pedaling up hills. What characteristics of life does this represent