Answer:
9
Step-by-step explanation:
Given,
Side of square = 3 feet.
To find : Area of square = ?
Formula : -
Area of square = ( side )²
Area of square
= 3²
= 3 x 3
= 9 feet²
Therefore,
The unit of it's area will be 9 feet².
To round it with those numbers just round it to the nearest 1000, 10,000 and 100,000 and to know to round up or down is that if its 5 or up you round up and for down its 4 or less
Answer: a) 27
<u>Step-by-step explanation:</u>

Answer:
Step-by-step explanation:
2
The answer is the angles are neither complementary nor supplementary, because complementary is to add up to 90° and supplementary is to add up to 180°, and these angles add up to 169°. I hope this helps!