Answer:
2/3 + 3/5 = 19
15
= 14
15
≅ 1.266667
Step-by-step explanation:
Add: 2
3
+ 3
5
= 2 · 5
3 · 5
+ 3 · 3
5 · 3
= 10
15
+ 9
15
= 10 + 9
15
= 19
15
The fourth side = f, now let's solve for f
value of fourth side = f = 96 km
Answer:
Step-by-step explanation:
cos(y°) = 8/13
y° = arccos(8/13) ≅ 50°
