12
QuizMultiple Choice
Law of Sines — Unit test
Question 12 • S1S-OC: Pre-Calculus B (E3710 - AG)
Triangle PQR has sides measuring 9 feet and 10 feet and a perimeter of 24 feet. What is the area of triangle PQR? Round to the nearest square foot.Heron’s formula: Area
Answer
A
6 square feetB
7 square feetC
19 square feetD
22 square feet