Answer:

Step-by-step explanation:
Given
Shape: Rectangle


Required
Determine the area of the rectangle;
Area is calculated as thus;

Substitute values for Length and Width



<em>Hence, the area of the rectangle is </em>
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Answer:
rational
Step-by-step explanation:
is not an Irrational number because it can be expressed as the quotient of two integers: 91÷ 1
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Answer:
3:1
Step-by-step explanation:
area is 2D while the perimeter is a length which is 1D. you can also about this in how the area is units squared while the perimeter is just units. so we need the square roote of 9 and 1, sqrt(9) = 3, sqrt(1) = 1. so the ratio of the perimeter is 3:1
Answer:
Angles 4 and 5; angles 2 and 4
Step-by-step explanation:
Adjacent angles are next to each other
1 and 5 are adjacent
1 and 2 are adjacent
2 and 4 are adjacent
4 and 5 are adjacent