dayonajones68ow65mb dayonajones68ow65mb
  • 03-11-2017
  • Mathematics
contestada

What is the value of x ?

In ∆ABC, m∠A=(3x + 7)°, m∠B = (2x − 8)°, and m∠C=(5 − x)°

A.29
B.40
C.46
D.44

Respuesta :

Аноним Аноним
  • 03-11-2017
so,

1) 3x+7+2x-8+5-x=180
2) 4x+4=180
3) 4x=176
4) x=44

Answer is D
Answer Link

Otras preguntas

PLEASE HELP I NEED IT BY TODAY I WILL GIVE YOU 44 POINT AND BRAINLEST
g(x) = 4x+6 h(x)=x-5 Write the expressions for (g-h) (x) and (g-h) (x) and evaluate (g- h) (3). (g-h)(x) = (g-h)(x) = 0 (g+h)(3) =
g(x) = 4x+6 h(x)=x-5 Write the expressions for (g-h) (x) and (g-h) (x) and evaluate (g- h) (3). (g-h)(x) = (g-h)(x) = 0 (g+h)(3) =
1.07 x 104 -3.38 × 10³
Plot the graph of 2x - y = 6 and y = 4. Write down the coordinates of the point where the lines intersect
Cuanto vale la y en matemáticas
Find the coordinates of the midpoint of the line segment with endpoints (6, -2) and (-3, -2). midpoint: (x, y) = ( )
Which represents the inverse of the function f(x) 4x? O h(x) = x + 4 O h(x) = x - 4 O h(x) Sx O h(x) = ~x
If x +2 is a factor of p(x) =x²-kx +7, thrn find the value of k.Also,find the other factor of the polynomial ?​
1.08 to the 3rd power?