Convert the cm to feet for the base and the height:
12/2 = 6 x 3 = 18 feet
9/2 = 4.5 x 3 = 13.5 feet
area = 1/2 x base x height
Area = 1/2 x 18 x 13.5
Area = 121.5 square feet
answer: 121.5 square feet
30m/g
There isn't much to it. What are the options?
Answer:

Step-by-step explanation:
1. Make fraction to decimal

2. Order from least to greatest.
1.7 > -2 > -2.5
Least to greatest : 
There’s are ratio which would be 8/10. 12/x should equally 8/10. So it would be 14 tiles long.
Answer:
A
Step-by-step explanation:
To convert degrees to radians
radian measure = degree measure × 
Hence
radian measure = 150° × 
Cancel both 150 and 180 by 30, then
radian measure = 5 ×
= 