ICSE Class 10 Answered

If side of an equilateral triangle is 20 cm, then find its altitude ?

Asked by nisha_vini29 | 21 May, 2017, 11:36: PM

Expert Answer

begin mathsize 14px style Side space of space straight a space triangle equals AB equals BC equals CA equals 20 space cm rightwards double arrow BD equals 10 space cm By space Pythagoras space theorem comma AD squared equals AB squared minus BD squared rightwards double arrow AD squared equals 20 squared minus 10 squared equals 400 minus 100 equals 300 rightwards double arrow AD equals 10 square root of 3 space cm end style

Answered by Rashmi Khot | 22 May, 2017, 09:46: AM

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ICSE 10 - Maths

Asked by lovemaan5500 | 26 Feb, 2018, 09:09: PM

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ICSE 10 - Maths

Q2 b part

Asked by lovemaan5500 | 26 Feb, 2018, 06:56: AM

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