Answer:
31/12
Step-by-step explanation:
Answer:
Number 4: Using Pythagoras Theorem,

Number 5:

3:
It is a right triangle
4:
Not a right triangle
For the last one:

Rounded down (because the answer needs to be a whole number) is 21
Answer:
Step-by-step explanation:
hello :
-3(4w-3)= - 12w+9
Answer:
One Kilogram
Step-by-step explanation:
1kg = 1000g