AnswersKISD-Geometry B-CRFigures in the Coordinate Plane (Sec 9-1)

Perimeter and Area of Rhombi, Trapezoids, and Kites Answers

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A kite is shown. Lines are drawn from each point to the opposite point to form a letter t.

Question illustration
A
48 sq. cm
B
96 sq. cm
C
144 sq. cm
D
192 sq. cm
2
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4 congruent kites and connected an inscribed within a rectangle. The rectangle is 4 inches wide and 8 inches long.

Question illustration
A
4 sq. in.
B
8 sq. in.
C
12 sq. in.
D
16 sq. in.
3

Kite A B C D is shown. Lines are drawn from point A to point C and from point B to point D and intersect.

Question illustration
A
5 units
B
6 units
C
10 units
D
12 units
4

The diagonal of a square is x units. What is the area of the square in terms of x?

A
square units
Option A
B
square units
Option B
C
2x square units
D
square units
Option D
5

On a coordinate plane, trapezoid A B C D has points (negative 3, negative 2), (negative 1, 2), (3, 2), and (5, negative 2).

Question illustration
A
16.5 units
B
18.9 units
C
20.9 units
D
24.0 units
6

The area of the trapezoid is 40 square units.

Question illustration
A
3 units
B
5 units
C
10 units
D
12 units
7

A rhombus with congruent sides is shown. Diagonals are drawn. The length of one diagonal is 6, and the length of the other diagonal is 8. The diagonals intersect to cut the lengths in half.

Question illustration
A
12 square units
B
18 square units
C
24 square units
D
48 square units
8

A trapezoid is shown. The lengths of the bases are 4 and 8. The height of the altitude is 4.

Question illustration
A
16 square units
B
24 square units
C
32 square units
D
36 square units
9

A kite has vertices at (2, 4), (5, 4), (5, 1), and (0, –1).What is the approximate perimeter of the kite? Round to the nearest tenth.

A
11.3 units
B
13.6 units
C
16.8 units
D
20.0 units
10

A kite is inscribed within a square with a side lengths of 9 units.

Question illustration
A
27.5 square units
B
36.0 square units
C
40.5 square units
D
45.0 square units

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