Which expression gives the value of x
a10tan20°
b. 10 cos20°

Iam stuck on this question! 45 points : ) how do increases in temperature affect the density of ocean water? answer choices: (a) density does not change (b) density increases (c) density becomes variable (d) density decreases

What role did the waterways of europe play in development of europe's economy

How do convection currents form underwater mountains?