Answer:
√
28
Rewrite
28
as
2
2
⋅
7
.
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√
2
2
⋅
7
Pull terms out from under the radical.
2
√
7
The result can be shown in both exact and decimal forms.
Exact Form:
2
√
7
Decimal Form:
5.29150262
…
Step-by-step explanation:
Disagree she needs 7 cups of bananas because 1.75×4=7
20/5
4x/x adding 10 to each
4x+10/x+10 =2
Multiple x+10 to each side
4x+10=2x+20
Then subtract and get
2x=10
Divide
X=5
Now plug it back in
20/5
You only need to know one side, you can use , tan, sin, or cos of the angles to find the other 2 sides.