Download presentation

Presentation is loading. Please wait.

Published byLeona Dickerson Modified over 8 years ago

2
Area of Triangles and Trapezoids base altitude base

3
Area of Triangles and Trapezoids Find the area of each triangle. 1. 8.2 ft 1.8 ft 5 ft 8.21.8 4.11.8 7.32ft 2

4
Area of Triangles and Trapezoids altitude Base 1 Base 2

5
Area of Triangles and Trapezoids 2. 3 in 4 in 2.5 in5.5 in 32.5 5.5 = 12in 2 3 8 4 3

6
Area of Triangles and Trapezoids 3.6 yd 3 yd 12 yd 4 yd 2.5 yd rectangle A = l w trapezoid 6 4 24 1.5 5.5 = 44.25 yd 2 36 8.25 rectangle 3 4 3 4 1.5 12

7
Pg 512 10 – 2 #1 – 7, 8 – 20 Find the area of each triangle. 1. 10 A = 60 m 2 13 m 10 m 12 m A = 5(12) 12

8
Pg 512 10 – 2 #1 – 7, 8 – 20 Find the area of each triangle. 2. 13.6 A = 47.6 m 2 7 m 13.6 m 12 m8 m A = 6.8(7) 7

9
Pg 512 10 – 2 #1 – 7, 8 – 20 Find the area of each triangle. 3. 9 A = 36 in 2 9 in 17 in 8 in 10 in A = 4(9) 8

10
Pg 512 10 – 2 #1 – 7, 8 – 20 Find the area of each trapezoid. 4. 4 A = 22 cm 2 5 cm 4 cm 7 cm 4 cm A = 2 4 7 ( 11 )

11
Pg 512 10 – 2 #1 – 7, 8 – 20 Find the area of each trapezoid. 5. 3 A = 15 in 2 3 in 7 in A = 5 3 7 ( 3 )

12
Pg 512 10 – 2 #1 – 7, 8 – 20 Find the area of each trapezoid. 6. 9 A = 63 ft 2 9 ft 10 ft 4 ft A = 7 4 10 ( 9 )

13
Pg 512 10 – 2 #1 – 7, 8 – 20 7. A triangle and a parallelogram both have areas of 20 cm 2 and bases of 5 cm. What do you know about the heights? A = 20 cm 2 5 cm The height of the triangle is twice that of the parallelogram.

14
Pg 512 10 – 2 #1 – 7, 8 – 20

Similar presentations

© 2024 SlidePlayer.com Inc.

All rights reserved.

To make this website work, we log user data and share it with processors. To use this website, you must agree to our Privacy Policy, including cookie policy.

Ads by Google