Tamil Nadu Board of Secondary EducationSSLC (English Medium) Class 8th

# Two poles of heights 6 m and 11 m stand vertically on a plane ground. If the distance between their feet is 12 m, what is the distance between their tops? - Mathematics

MCQ

Two poles of heights 6 m and 11 m stand vertically on a plane ground. If the distance between their feet is 12 m, what is the distance between their tops?

• 13 m

• 14 m

• 15 m

• 12.8 m

#### Solution

13 m

Explanation;

Hint:

AC2 = AE2 + EC.....(Distance between the two tops)

= 52 + 122

= 25 + 144

= 169

AC = sqrt(169) = 13 cm

Concept: Converse of Pythagoras Theorem
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#### APPEARS IN

Samacheer Kalvi Mathematics Class 10 SSLC Tamil Nadu State Board
Chapter 4 Geometry
Exercise 4.5 | Q 9 | Page 199