Area concepts of polygons
area
the measure of the space inside a geometric figure.
region
the space inside and including the sides of a figure.
If the area of each of the triangular regions is as shown, what is the area of the polygon?
31 32<--- answer 33
If triangle RST is congruent to triangle WXY and the area of triangle WXY is 20 square inches, then the area of triangle RST is 20 in.²
TRUE
The diagonals of a rhombus divide it into four triangles of equal area
TRUE
two equilateral triangles have equal perimeters, they must also have equal areas?
TRUE
If the area of each of the triangular regions is as shown, what is the area of the polygon?
8 14 16 <--- answer
If the area of each of the triangular regions is as shown, what is the area of the polygon?
A. 12 B. 15 C. 18 ANSWER 15
A rectangle and a triangle with the same base and height have the same area.
FALSE
Geometry would not be used to check a foundation during construction.
FALSE
If two polygons have the same area, they must have the same number of sides.
FALSE
If two triangles have the same area, they must be congruent
FALSE
If the area of each of the triangular regions is as shown, what is the area of the polygon?
18
When a diagonal is drawn in a rectangle, what is true of the areas of the two triangles into which it divides the rectangle?
They are equal
