This is a bit hard for me. i have no clue at

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bhjbh7ubb

15.01.2022

Well the pyramid surface area is just 4 triangles that are the same shape and 1 square. so the square's area = 4*4 = 16 and a triangle would be 5*4*0.5 = 10 but there are 4 triangles so 4*10 = 40 plus the area of the circle so the answer is 56

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melvindiana58

09.12.2020

Mathematics

$\displaystyle \bf\\ 2|x| + 1 \ \textless \ 5\\\\ 2|x| \ \textless \ 5 - 1\\\\ 2|x| \ \textless \ 4\\\\ |x| \ \textless \ \frac{4}{2} \\\\ |x| \ \textless \ 2\\\\ -2 \ \textless \ x \ \textless \ 2\\\\ \longrightarrow~~ \boxed{\bf x \in (-2, ~2)}$

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This is a bit hard for me. i have no clue at all on this. been trying me you

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