Kendra has an unlimited supply of unbreakable sticks of length 2, 4 and 6 inches. Using these sticks, how many non-congruent triangles can she make if each side is made with a whole stick? two sticks can be joined only at a vertex of the triangle. (a triangle with sides of lengths 4, 6, 6 is an example of one such triangle to be included, whereas a triangle with sides of lengths 2, 2, 4 should not be included. ).

Show all steps i have my exam tomorrow

Apopulation of deer mice was introduced into a desert ecosystem. being dark-colored, the deer mice stood out in the sand and were easy prey for predators. over a few years, the color of the mice changed from dark brown to light brown. what role does natural selection play in this example? a. the change of color camouflaged them, which them hunt better. b. the change of color enabled them to regulate their body temperature. c. the change of color allowed them to hide better from predators. d. the change of color made their bodies tolerant to the harsh desert sand. e. the change of color allowed them to deflect the excessive heat.

When do you think it’s best to take the psat (what grade year / when in the year)?