Why are earths tectonic plates continually moving?

Compare the quantity in column a with the quantity in column b. pa p a is tangent to the circle at a. column a column b ap a p ax a x question 4 options: the two quantities are equal. the quantity in column a is greater. the relationship cannot be determined from the information given. the quantity in column b is greater.

Based on current rates the earths human population is expected to grow how much by 2050

In the diagram, δgef and δhef are congruent. what is the value of x?