pentagon

"The corners of the old castle walls had bastions that allowed the archers to defend from multiple angles. "

"He wrote a five followed by four zeroes."

"Her mother's illness changed the shape of their family life. "

"A square has four sides."

"They agreed to meet at the bus stop."

"The teacher asked us to draw a polygon with five sides. "

"the angle between lines A and B"

"Do you want to come with?"

"a big strong man; Jake was tall and strong"

"The mountain was a formidable challenge, daunting even for experienced climbers. "

"The bully's attack on the smaller child left him with a bruised arm. "

"Condoms are designed to protect against sexually-transmitted diseases."