the ratio of the angles of triangles is 3:4:5. The total is 120°. What is the difference of the biggest angle and the smallest angle?


Sagot :

Answer:

20°

Step-by-step explanation:

3x+4x+5x= 120°

12x= 120°

x= 10

3(10)= 30°

4(10)= 40°

5(10)= 50°

50°-30°= 20°