Answer:x=3/9
Step-by-step explanation:
X directly proportional to Y
X=ky
Make k the subject of formula
k=x/y
K=27/81
Divided by 9
K=3/9
Answer:
.D. 4√2 cm
Step-by-step explanation:
With reference angle 45°
base (b) = 4 cm
hypotenuse (h) = AC
Now
Cos 45° = b /h
1/√2 = 4 / AC
AC = 4√2 cm
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<em>NOT VALID</em>
That’s easy work quit playing ..
Answer:
$13.25
Step-by-step explanation:
- Change 45% in a decimal which is 0.45.
- Multiply 0.45 and 25.
- That will give you $11.25.
- Change 8% into a decimal which is 0.08.
- Multiply 0.08 and 25.
- That will give you $2.
- Then add $11.25 and $2.
- Your final answer is $13.25
