sara1210
sara1210
03-03-2017
Mathematics
contestada
helpppppppppppppppppp plzzzzzzzzzzzzzzzzzz!
Respuesta :
Аноним
Аноним
03-03-2017
m<A + m<B + m<C = 180
48 + 6x - 28 + 2x = 180
8x + 20 = 180
8x = 160
x = 20
m<B = 6x - 28 = 6(20) - 28 = 120 -28 = 92
m<C = 2x = 2(20) = 40
answer
x =20
m<B = 92
m<C = 40
Answer Link
VER TODAS LAS RESPUESTAS ( 69+ )
Otras preguntas
823 seconds expressed in minutes & sec
Write 32 hundredths in standard form
Which pair of undefined terms is used to define a ray?
what is greater the sq units or number of units for the perimeter
How many grams of N2 are required to produce 100.0 L of NH3 at STP?
Which organ system's main purpose is to make movement possible?
Which figure from the early 1500s do these statements describe?
Where is the most EQ and volcanic activity in earth and why?
Which politician most strongly supported the idea of nullification?
why were the ancient Greeks communities isolated from each other
