Jane will roll a number cube 30 times. how may times would jane expect to roll a number larger that 4?

Organisms that live in the alpine and taiga biomes have developed unique adaptations that aid in their survival. the douglas-fir is a conifer tree that grows in the taiga biome. it has an average height of about 70 feet, and its wood is an important source of lumber.

Measures of the angle of r, 31 s (x+4) t (3x+9)

If cos(θ)=2853 with θin q iv, what is sin(θ)?