Because of his color blindness, he has difficulty distinguishing between red and green.

Please calculate the area of this right triangle.

He believes that he has extrasensory perception.

The development of fusion reactors could potentially be the key to solving future energy problems.

He drew an equilateral triangle shape.

Tomorrow's flight has been cancelled as planned.

Tomorrow's flight has been cancelled as planned.

Understanding probability space is important for learning the basics of statistics.

He majored in comparative literature and learned about many cultures.

The depressor anguli oris is the muscle that lowers the corners of our mouth when we are sad.