Passage: Like most early dinosaurs, Unaysaurus was relatively small, and walked on two legs. It was only 2.5 meters (8.2 feet) long, 70 to 80 centimeters (2.3 to 2.6 ft) tall, and weighed about 70 kilograms (150 lb)).

Question: How tall was the Unaysaurus?
2.3 to 2.6 ft