Answer:
1. 72 
3. 79 
Step-by-step explanation:
The mean is found by dividing the sum of the inputs by the total number of inputs.
Vera's office would recycle 9 kilograms of paper over 7 weeks. <span />
The image of the figure under reflections in line m and then line t is shown below.
<h3>What is a transformation of geometry?</h3>
A spatial transformation is each mapping of feature shapes to itself, and it maintains some spatial correlation between figures.
Reflection does not change the size and shape of the geometry.
The image of the figure under reflections in line m and then line t.
The reflection of the rectangle DEFG will be given in the figure.
More about the transformation of geometry link is given below.
brainly.com/question/22532832
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AS we know that:

And we have the volume and we can calculate the SA,,,
So that, we can conclude:

Are you
satisfied?