49 × 64 = a. 56 b. 15 c. 42 d. 3,146
1 answer:
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Answer:
The polygon has 3 sides ( a triangle).
Explanation:
The sum of the angles of a polygon can be written as;
where n is the number of sides of the polygon.
Given that the sum of the angles in the polygon is 180 degree;
Therefore, the polygon has 3 sides ( a triangle).
.9x=9*1 Divide both sides by .9
x=
You would get 10.00 euros.
You can also think of it in this way, that you just move the decimal point over one to the left to get 10.