5. what is the value of x?
a. 50
ob. 65°
oc. 90°
od. 80°

How many years is a term in the senate

What evidence supports geological processes changing the surface of the earth? cutting down forests creates a decrease of habitats. tectonic plates uplift the rocky crust of earth to form mountains. competition in ecosystems creates a decrease in diversity. pollution runoff contaminates a lake.

Why do farmers in different regions use different farming techniques