Answer:12.8
Step-by-step explanation:
Answer:

Step-by-step explanation:
Given

Required

From the question, we have:

So, we have:

Open bracket

Integrate


Substitute 0.7 and 0.3 for x

Using a calculator, we have:

Remove brackets


The weight of the circle that is double the weight of the triangle is 20 grams.
<h3>How to find weight ?</h3>
The weight of the rectangle is 80 grams.
The weight of the triangle is double the weight of the weight of the circle.
A rectangle is made up of 2 triangles. Therefore,
weight of each triangle = 80 / 2 = 40 grams
Since, the weight of the triangle is double the weight of the circle, the weight of the circle can be calculated as follows:
weight of circle = 40 / 2
Therefore,
weight of the circle = 20 grams.
learn more on weight here: brainly.com/question/23312072
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Step-by-step explanation:
the first one -2,-6 .......
Answer:
The last two options.
Step-by-step explanation:
y=2x+4 (replace the x with 1) y=2(1)+4 Y=6
y= 2x+4 replace the x with 2) y= 2(2)+4 Y= 8
So the y coordinate can be 6 or 8.
(x,y)
ANSWER: (1,6) and (2,8)
HOPE THIS HELPS!!!