Could 4.1 cm 8.4 cm and 1.3 cm be the side lengths of a triangle?

Which expression is equivalent to 8(k + m) − 15(2k + 5m)?

Alana has 12.5 cups of flour with which she is baking four loaves of raisin bread and one large pretzel. the pretzel requires 2.5 cups of flour to make. how much flour is in each loaf of raisin bread? explain the steps to follow to get the answer.

Acircle has a circumference of 28.36 units what is the diameter of the circle