Answer:
12
Step-by-step explanation:
Answer:
150 feet of flowers would be planted along side C

Step-by-step explanation:
Use the pythagorean theorem to find the length of side C

Input the corresponding numbers into the formula



150 feet of flowers would be planted along side C
To find the area multiply the base and height together, and divide the total by two


Answer:
Step-by-step explanation:

Answer:
A
Step-by-step explanation:
you move the a^1 to the left which becomes a^n-a^1. then you move (n-1) to the left as well which becomes a^n-a^1/n-1=d. you switch the places and tada, the answer.