Maurice read 10 pages that is 50 percent of the paper lenght what i the paper lenght

In a certain pentagon, the interior angles are a, b,c, d,e where a, b,c, d,e are integers strictly less than 180. ("strictly less than 180" means they are "less than and not equal to" 180.) if the median of the interior angles is 61 and there is only one mode, then what are the degree measures of all five angles?

In the rectangle below ac=30 units what is de

Landon wrote that 3−2.6=4. which statement about his answer is true?