Q.
If the equation of base of an equilateral triangle is 2x−y=1 and the vertex is −1,2, then the length of sides of the triangle is
see full answer
High-Paying Jobs That Even AI Can’t Replace — Through JEE/NEET
🎯 Hear from the experts why preparing for JEE/NEET today sets you up for future-proof, high-income careers tomorrow.
An Intiative by Sri Chaitanya
a
20/3
b
2/15
c
8/15
d
15/2
answer is A.
(Unlock A.I Detailed Solution for FREE)
Detailed Solution
AD=−2−2−122+−12=−55=5∵ tan600=ADBDor 3=5BDor BD=53∴ BC=2BD=253=203
Watch 3-min video & get full concept clarity