Answer:
x = 40
Step-by-step explanation:
180 = 100 + x +x
180-100= 2x
80 = 2x
x = 40
Answer:
159cm
Step-by-step explanation:
Sum of all sides of triangles is 180
so, 15+6=21
then 180-21=159
The answer to this equation is x=5.
Answer:
54
Step-by-step explanation:15+15+9+9+3+3=54
1,36. 2,18. 3,12. 4,9. 6,6. I thibk thats all