### Home > CALC > Chapter 9 > Lesson 9.3.2 > Problem 9-102

9-102.

Fireworks fired into the air are called aerials. The Fourth of July fireworks cannon fired an aerial over San Francisco Bay. The cannon was 14° away from being perfectly vertical and the aerial's initial speed was 20 feet per second. Draw a vector that shows the aerial's initial velocity, and write it in *a***i **+ *b***j **form. Homework Help ✎