Transcript 10.2 Areas of Trapezoids , Rhombuses , and Kites
• • 10.2 Areas of Trapezoids, Rhombuses, and Kites The height of a trapezoid is the perpendicular distance between the bases.
The area of a trapezoid is half the product of the height and the sum of the bases.
A
1 2 ( 1
b
2 )
• Area of a Trapezoid What is the approximate area of Nevada?
A
1 2 ( 1
b
2 )
A
1 2
A
110, 622
mi
.
2
• Finding Area Using a Right Triangle What is the area of trapezoid PQRS?
h
2 3
A
1 2 ( 1
b
2 )
A
A
1 2 12 3
• Area of a Rhombus or a Kite The area of a rhombus or a kite is half the product of the lengths of its diagonals.
A
1 2
d d
1 2
• Finding the Area of a Kite What is the area of kite KLMN?
A
A
1 2
d d
1 2
1 2 (7)(6)
A
21
m
2
More Practice!!!!!
• Homework – Textbook p. 626 #11 – 25 ALL.