Do perpendicular lines always have slopes that are negative reciprocals?

The first hexagon is dilated to form the second hexagon select the answers from the drop box menus to correctly complete the statement

Which measure is equivalent to 110 ml? 0.0110 l 0.110 l 1.10 l 11,000 l

Which of these side lengths could form a triangle a) 2 cm , 2 cm , 4 cm b) 3 cm , 5 cm , 10 cm c) 3 cm , 4 cm , 5 cm d) 4 cm , 8 cm , 15 cm