Tomek collected \( 320 \) coins in the piggy bank, including \( 112 \) one-zloty coins. What percentage of the coins in the piggy bank was the number of one-zloty coins?
Titanic sailed to New York on April 10, 1912. Among the \( 2200 \) people on board there were Class I, Class II, Class III passengers and the crew. The pie chart shows the Titanic percent composition (to \(1\%\) accuracy). By what percentage is the number of the third-class passengers bigger than the number of the crew?
The rectangular box \( ABCDEFGH \) shown in the picture has edges of lengths \( |AB|=6\,\mathrm{cm} \), \( |BC|=4\,\mathrm{cm} \) and \( |AE|=8\,\mathrm{cm} \). Find the distance between the lines \(ES_{FG} \) and \( DS_{BC} \), where \( S_{FG} \) is the center of \(FG\) and \( S_{BC} \) is the center of \(BC\).
The rectangular box \( ABCDEFGH \) shown in the picture has edges of lengths \( |AB|=6\,\mathrm{cm} \), \( |BC|=4\,\mathrm{cm} \) and \( |AE|=8\,\mathrm{cm} \). Find the distance between the lines \( AB \) and \( HG \).
The rectangular box \( ABCDEFGH \) shown in the picture has edges of lengths \( |AB|=6\,\mathrm{cm} \), \( |BC|=4\,\mathrm{cm} \) and \( |AE|=8\,\mathrm{cm} \). Find the distance between the lines \( AH \) and \( FC \).
The rectangular box \( ABCDEFGH \) has edges of lengths \( |AB|=6\,\mathrm{cm} \), \( |BC|=3\,\mathrm{cm} \) and the face diagonal of the length \( |BG|=5\,\mathrm{cm} \). Find the distance between the center of the top face \( EFGH \) and the center of the bottom base \( ABCD \).
The rectangular box \( ABCDEFGH \) has edges of lengths \( |AB|=6\,\mathrm{cm} \), \( |BC|=4\,\mathrm{cm} \) and \( |AE|=8\,\mathrm{cm} \). The point \( S \) is the center of the left side face \( ADHE \) as seen in the picture. Find the distance between the point \( F \) and the point \( S \).
The rectangular box \( ABCDEFGH \) has edges of lengths \( |AB|=6\,\mathrm{cm} \), \( |BC|=4\,\mathrm{cm} \) and \( |AE|=8\,\mathrm{cm} \). The point \( S \) is the center of the base \( ABCD \) as seen in the picture. Find the distance between the point \( E \) and the point \( S \).
Let there be two distinct parallel lines \( a \) and \( b \). What do we call the pair of in the picture indicated angles \( \alpha \) and \( \beta \) which are defined by the transversal \( p \)?