This table shows the relationship between the radius of a circular rug and the rug’s area. Which expression could be used to fin
d the area of a circular rug with a radius of r?
2 answers:
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Answer:
Alberto is incorrect. Perimeter is 42 units.
Step-by-step explanation:
Given:
The vertices of the triangle are
Perimeter of a triangle of length and width
is given as:
Here,
Distance between two points and
is given as:
So, the length ST is,
Width TU is,
Therefore, the perimeter is given as:
Perimeter = units.
Hence, the perimeter written by Alberto is incorrect as perimeter is not 18 units bu 42 units.