Answer:
3.) True
4.) False
5.) True
Step-by-step explanation:
Answer:
26in^2
Step-by-step explanation:
5 time 4 is 20in^2. plus 2 times 3 is 6in^2.
add 20 and 6 then you get 26in^2.
Answer:
24,000 cm^3
Step-by-step explanation:
Volume is LxWxH
20x30x40=24,000cm^3
1st box: 2a (subtract 2a from both sides)
2nd box: 3 (add 3 to both sides)
3rd box: 10 (add 7+3)
4th and 5th box: 2 (divide both by 2)
6th box: 5 (10/2=5)
R = n/3 (b + k)
3r = n(b + k)
b + k = 3r/n
k = 3r/n - b