Answer:
104 cm^3
Step-by-step explanation:
2(1/2(6*4))+2(1/2(4*10)+(4*10)
2(1/2(24)+(2(1/2(40)+(40)
2(12)+2(20)+40
24+40+40
104 CM^3
Complete question
To find 
, Beau found 
and 
. He said that since 5 is between 4 and 9, , is between 2 and 3. Beau thinks a good estimate for , is 
Is his estimate high or low? How do you know?
Answer:
The estimation is high because 5 is very close to 4 so will also be very close to 
which is lower than the estimate
In order to get a good estimate
The first step is to choose a number between 2 and 3 let say 2.8 , 2,85 , 2.9 and the square them
i.e
From here we can see that lies between 2.2 and 2.3 but is closer to 2.2
So a good estimate for is 2.2
Step-by-step explanation:
I’m pretty sure the answer is 30... right? Because you’d multiply 10 and 3
Answer: A.
The reason is because if you're adding a negative to a number, it's subtraction, which is in the expression.
