Question

How do you draw a triangle with the angle measurements 10°, 80°, 90°? What kind of triangle is it?

Answer 1

See below:

Explanation:

A `10^@-80^@-90^@` triangle would look something like this:

The square in the corner of the triangle represents a right angle - the `90^@` angle.

Because it contains a `90^@` right angle, it is a right triangle.