C because 83-2 is 81 and the square root of 81 is 9 because 9 times 9 is 81 and C is 81 so C is correct
Hello from MrBillDoesMath!
Answer:
Area of tile = 24
Discussion:
The area of the triangle is
(1/2) Base * height =
(1/2) 6 * 8 =
(1/2) 48 =
24
Thank you,
MrB
Answer:
middle brother = x
older brother = x+1
younger brother = x-1
x-1+x+x+1=129
3x+0=129
3x=129
x = 43(middle brother)
43-1 = 42(younger brother)
43+1 = 44(elder brother)
Check:
43-1+43+43+1=129
42+43+44=129
129=129
Answer:
Like if 40 Divided by 2 = 20
Step-by-step explanation:
You take 40 and put it into a little box and the put the 2 on the outside it splits it into 2 portions basically.
13ft you would do 5^2+12^2 with a answer of 169 then you do the square root of that to get 13
