dsanders17
dsanders17 dsanders17
  • 03-07-2021
  • Mathematics
contestada

I NEED HELP ASAP. find the value of the variable that results in congruent triangles.
A. 80
B. 10
C. 50
D. 30​

I NEED HELP ASAP find the value of the variable that results in congruent trianglesA 80B 10C 50D 30 class=

Respuesta :

ciaromee
ciaromee ciaromee
  • 03-07-2021

Answer:

A) 80°

Step-by-step explanation:

55° + 45° + (5x + 30)° = 180°

55° + 45° + 30° + 5x = 180°

130 + 5x = 180°

5x = 50°

x = 10°

=> (5x + 30)° = 5*10° + 30° = 50° + 30° = 80

Answer Link

Otras preguntas

What is .368 written in expanded form?
Samuel used 1/5 of an ounce of butter to make 1/15 of a pound of jelly. How many ounces of butter are needed to make a pound of jelly.
what happens to the brightness of the light from each bulb as each new bulb is added?
what type of bond is methane?
What is the value of f(-4) in the piecewise function f(x)= -x-5 for -5<= x <= -2; -x^2+1 for -2<=x<=2; (x-3)^2+2 for 2<=x<=4? If that makes an
how can temperature can affect communication?
A straight line has an equation y= 4x=5 Write down the equation of the straight line that is parallel to y=4x-5 and passes through the point (0,3).
two forms of solid carbon diamond and graphite different in their physical properties due to the differences in their
what was the basic Sumerian building material?
Why is India considered a subcontinent