E. what percentage of the earth’s land and what percentage of the earth’s oceans have been disturbed by human activities?

Mr and mrs smith buy tickets for themselves and their four children. the cost of an adult ticket is ? 6 more than the adult ticket. the total cost of the six tickets is ? 40.50 work out the cost of an adult ticket. in your working let c be the cost of the child ticket and a be the cost of the adult ticket.

Rewrite the following quadratic functions in intercept or factored form. show your work. f(x) = 3x^2 - 12

The complement of an angle is one-sixth the measure of the supplement of the angle. what is the measure of the complement angle?