Answer:
A
Step-by-step explanation:
using the sine ratio in the right triangle, then
sin 45° =
= 
multiply both sides by 5
note the exact value of sin 45° = 
x = 5 × sin 45° = 5 ×
= 
Answer:
10
Step-by-step explanation:
Answer:
The answer is D

That's the only equation will get us one point
The answer to this questions is 70kg.