Answer:
A≈452.39cm²
Step-by-step explanation:
Solution
A=πr2=π·122≈452.38934cm²
452.389
hope this help
they all describe one of the 3
#1 is a survey
#2 is an observational study
#3 is an experiment
5/13
Sin = 12/13
cos= 5/13
Tan= 12/5
3x - 5 > 2/3x