The height of a box is 90cm to the nearest
cm. What is the
minimum clearance
needed to be sure that
the box will definitely
fit on the shelf?​

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