Answer: 1.000
Step-by-step explanation:
Step-by-step explanation:
SA=ph+2A, that is, perimeter × height+ twice area
p=21+20+29=70cm
h=22cm
70×22=1540cm
A=1/2 ×20×21=210×2=420
1540+420=1960cm2
Answer:
4
Step-by-step explanation:
I took the quiz, here's proof
Answer: x=7.5
Step-by-step explanation:
The volume of a cube (V) is given in terms of its side length (s) as
... V = s³
You have
... 27n²⁷ = s³
You may recognize that 27 = 3³, so this can be written as

This result matches your second selection
... 3n⁹ units