Find the area of the rhombus shown.
1 answer:
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Given:
The coordinates of ∆ABC are A(-3, 2), B(5, 8) & C(11, 0).
To find:
The type of the given triangle.
Solution:
Distance formula:
Using the distance formula, we get
Similarly,
And,
Two sides of the triangle are equal, i.e., . So, the triangle is an isosceles triangle.
Sum of square of two smaller side is
Using the Pythagoras theorem, we can say that the given triangle is a right triangle.
Therefore, the correct options are B and F.
Answer:
A)
3a2 – 2b2 – 2c2 – ab + 5ac + 5bc
bearing in mind that parallel lines have the same exact slope, then any parallel line to the one above will have the same slope as that one.