Tamil Nadu Board of Secondary EducationSSLC (English Medium) (5 to 8) Class 6

The table given below contains some measures of the right angled triangle. Find the unknown values. Base Height Area 20 cm 40 cm ? - Mathematics

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The table given below contains some measures of the right angled triangle. Find the unknown values.

Base Height Area
20 cm 40 cm ?
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Solution

Area of the right triangle = `1/2 xx ("base" xx "height")  "unit"^2`

b = 20 cm

h = 40 cm

Area = `1/2 ("b" xx "h")  "cm"^2`

= `1/2 xx 20 xx 40`

= 400 cm

A = 400 cm 

Tabulating the unknown values

Base Height Area
20 cm 40 cm 400 cm2
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Chapter 3: Perimeter and Area - Exercise 3.1 [Page 51]

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Tamil Nadu Board Samacheer Kalvi Class 6th Mathematics Term 3 Answers Guide
Chapter 3 Perimeter and Area
Exercise 3.1 | Q 3. i) | Page 51

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