CBSE Class 9 Answered
ABCD is a parallelogram of area 900 sq. cm. AP is drawn perpendicular to BC and AQ is perpendicular to DC. If AP = 24 cm and AQ = 18.75 cm. Calculate (i) AB (ii) BC (iii) area of
ABC. ![](https://images.topperlearning.com/topper/tinymce/imagemanager/files/b26407dd2bfe254a79ba3049170bfb1a53395e9db7aee0.41825094G9AreaofQuadSAQQ1.png)
![](https://images.topperlearning.com/topper/questions/9051_image002.gif)
![](https://images.topperlearning.com/topper/tinymce/imagemanager/files/b26407dd2bfe254a79ba3049170bfb1a53395e9db7aee0.41825094G9AreaofQuadSAQQ1.png)
Asked by Topperlearning User | 17 Aug, 2017, 13:56: PM
Area of parallelogram = base
corresponding altitude.
![](https://images.topperlearning.com/topper/questions/9051_image004.gif)
Area of parallelogram ABCD = BC
AP
![](https://images.topperlearning.com/topper/questions/9051_image004.gif)
900 = BC
24
![](https://images.topperlearning.com/topper/questions/9051_image004.gif)
![](https://images.topperlearning.com/topper/questions/9051_image007.gif)
Also, 900 = AB
18.75
![](https://images.topperlearning.com/topper/questions/9051_image004.gif)
![](https://images.topperlearning.com/topper/questions/9051_image007.gif)
![begin mathsize 12px style Area space of space increment ABC equals 1 half cross times base cross times altitude
equals 1 half cross times BC cross times AP equals 1 half cross times 37.5 cross times 24 equals space 450 space sq space cm end style](https://images.topperlearning.com/topper/tinymce/cache/c578f326d64b3221d218f1f1de910c9d.png)
Answered by | 17 Aug, 2017, 15:56: PM
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