Answer:
I put a photo of the answers.
Step-by-step explanation:
For the problems, I turned the whole under into a fraction, flipped the second fraction and multiplied.
Answer:
p=−248.125
Step-by-step explanation:
- Subtract 100 on each side of the equation.
- After this, you will have 99.25=0.4p.
- Divide each side of the equation by 0.4 to get p by itself.
- You should get p= -248.125
The least precise measurement of the perimeter of the window is 231.30
Step-by-step explanation:
The least price measurement mean a value with the least number of significant figures.calculate the perimeter in this case as;
Perimeter of a rectangle = 2(l+w) where l is the length and w is the width
Perimeter= 2(81.47 + 34.2)
Perimeter=2(115.67)
Perimeter=231.34
Perimeter=231.30(4 significant figures)
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Keywords : Perimeter, Least precise measurement
#LearnwithBrainly
Answer
206.02
Step-by-step explanation:
r=d/2
=16.2/2=8.1
3.12*8.1*8.1=206.0154
to the nearest hundred=206.02
Answer:
a+b=5/2a, a+b=5/3b
Step-by-step explanation:
1.2a=0.8b
6/5a=4/5b
6a=4b
b=3/2a, a=2/3b
a+b=3/2a+a
a+b=5/2a
a+b=2/3b+b=5/3b
