beemanmason beemanmason
  • 26-02-2021
  • Mathematics
contestada

Two angles in a triangle have measures of 20' and 50'
What is the measure of the third angle?
A. 30°
B. 110°
C. 70°
D. 120°

Respuesta :

arulmalu
arulmalu arulmalu
  • 01-03-2021

Answer:

The sum of all angles (3 angle)= 180

unknown angle = x

x +20+50 =180

x +70 =180

x = 180-70

x=110

Ans ; the third angle is 110 degree

Step-by-step explanation:

Answer Link

Otras preguntas

How do amoebas obtain food?
Find the slope of the line that passes through each pair of points
what is the solution for this inequality -10x <40
if 9^x-9^x-1=24, then find the value of (6x)^x
solve using the substitution and elimination method 3a-12b=9 4a-5b=3 can someone please help?
Measurement is the use of numbers according to a standard. True or False
Measurement is the use of numbers according to a standard. True or False
container is 5 meters wide ,6meters long and 3 meters in depth what is the capacity in quarts
In what types of environments would you find protists?
A rocket lifted off from a launch pad and traveled vertically 30 km, then traveled 40 km at 30 degrees from the vertical, and then traveled 100 km at 45 degrees