What do a line joining a circle and square indicates

diameter

Explanation:

A line segment that crosses the circle by passing through the center of the circle is called the diameter. ... A diameter is a chord that passes through the center of the circle. A secant is a line that intersects with a circle at 2 different points. In the circle below, line E is a secant.

of those who start drinking before they're 15 will develop alcohol dependence

the "dirty dozen" chemicals banned in an international treaty are formally known as persistent organic pollutants, or pops. the united nations environment program provided this background on what they are and what they can do to humans and wildlife.

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