We admired the beautiful scenery from the watchtower at the top of the mountain.

Please teach me how to calculate the excircle of this triangle.

He was arrested for the crime of obstruction of justice.

There are many wrigglers in this puddle.

Overwhelmed by nostalgia, he began to paint pictures of the scenery of his hometown.

Diseases of the mitral valve greatly affect the function of the heart.

This bar graph shows the sales of each product.

This building is surrounded by firewalls.

The fire department works around the clock to prevent fires.

He believes that resorting to violence is never acceptable.