Answer:
-5
Step-by-step explanation:
The dot means multiply: so 
Also: 5² = 5 x 5 = 25
Therefore,





Answer: The yellow boxes in order are 64, -40, 24
Step-by-step explanation:
(-8)^2 = 64
5*-8 = -40
y = 1*64 + (-40)
y = 64 - 40
y = 24
Answer:
36 green apples
Step-by-step explanation:
Number of red apples = percentage of red apples x total number of apples in the box
percentage of red apples = 100 - 40 = 60%
0.6 x 60 = 36
Answer:
Step-by-step explanation:
l^2=[(7-V2)/2]^2+(9-V2/2)^2=
49-7V2+2/4+81-9V2+2/4=
49+81+4/4-16V2=
131-16V2=108.4 ft
so l=V108.4≈10.4ft