Answer:
r=244745.8 (approximately)
Step-by-step explanation:
r=x²/y
ry-x²=0
r(59000)-(380000)²=0
r=380000²/59000
r=144400000/59
r=244745.8 (approximately)
The answer is 12,600,000... hope this helps any :3
Answer:
20.7
Step-by-step explanation:
cos 51 = 13/x
x = 13/cos 51
= 20.7
Maybe 50 from 5•10 so 0 can be in the ones place