Which term describes an igneous rock that cools within the earth

Afootpath is to be constructed in a park in the shape of a parallelogram. when a coordinate plane is laid over a map of the park, the vertices of the footpath are (-4,2) (8,2) (11,7) and (-1,7). what is the perimeter of this path

Ineed , i need to create a power point in life science here is a picture explaining a little what the topic is about, me with some information for my slides : (

According to the population pyramid, in 2000 china had about 120 million people in which age-group?