What is the Area of Triangle RST? Round your answer to the nearest tenth. *
![What is the Area of Triangle RST Round your answer to the nearest tenth class=](https://us-static.z-dn.net/files/d9a/6a49d4d634f35af9ce36053e8eb791d8.png)
Answer:
88.5
Step-by-step explanation:
formula = ab ×(sin∅)/2
= 18×12 × (sin 55)/2
= 88.5