When copper is combined with another element, , it makes bronze, the first man made metal alloy.

tin

Explanation:

When copper is combined with another element, tin, it makes bronze, the first man made metal alloy

Answer with explanation:

The point where the medians of triangle intersect is called Centroid of triangle.

Here, In ΔP QR,

PS ,QT , and RU are the medians.

The point of intersection of , PS and QT is at point (4,5).

So, the point of intersection of RU and PS will be also at (4,5).