Answer:
A and B
Step-by-step explanation:
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Answer:
d
Step-by-step explanation:
This is point-slope form, and these coordinates make both sides equal to 0.
The reflection across y axis of (x,y) would be (-x,y)
thus the answer is b
Please take the above picture for reference
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Only one time...............
Answer: There are 6 pieces of cloth are rectangles and 9 pieces of cloth are triangles.
Explanation:
Since we have given that
For every 5 pieces of cloth, 2 are rectangles
So, remaining piece will be of triangle so,

3 are triangles.
Ratio of rectangles to triangles is 2:3.
Now, she needs 15 pieces of cloth to complete her scarf,
So, Number of rectangles is needed is given by

Number of triangles is needed is given by

Hence, there are 6 pieces of cloth are rectangles and 9 pieces of cloth are triangles.