Answer:
The answer is A.
Step-by-step explanation:
Answer:
It tells the anwser for some questions.
Step-by-step explanation:
The perimeter of the highlighted rectangle is 16 units. Do you mean the area? The area of the rectangle is 21 units. ~ just count hun
We use sin in vector product and not using cosine because
Sin function is natural for physical process,
The value arise from zero to max
Hope this helps
Answer:
Hi
Step-by-step explanation:
I am just reply to see if i really understand that problem
Let's assume s the present age of the son, and f the present age of the father.
The age of the son After 10 years is equal to the age of the father before 20 years:
s+10=f+10-20
f=3s
=> s+10=f-10
=> s+10=3s-10
=> 2s=20
=> s=10 and f=30