148
5, 12, 13 and 6, 8, 10
True.
No the area is not always larger than the perimeter. Ex. The area of a reectangle could be 4 feet. The width could be 4 while the length is 1. The perimeter total would be 10.
No. A rectangle of 1 x 3 has the same perimeter as a rectangle of 2 x 2, but the areas are different.
Not always
area
yes
Triangles are congruent if they have the same size and shape, meaning their corresponding sides and angles are equal.
yes they have same area
Only if they are congruent triangles
A polygon with no congruent sides is not going to have any convenient formula by which the area can be calculated, however, you can always break it up into a series of triangles and rectangles, and then calculate the area of those, and add up the results.
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There is not enough information about the triangles to be able to answer the question.
Perimeter . . . add up the lengths of all three sides. Area . . . multiply (half the length of the base) by (the height).
Not necessarily. You find the area of a triangle with the formula 1/2*base*height=Area. Imagine two triangles, one with 3 inches for both the base and height, and one with 4.5 inches for the height and 2 inches for the base. Both of these triangles will have 9 sq. in. for their areas, but they are not congruent.
area = 144 square units perimeter = 48 units