SSC NTA Delhi University Non-Teaching 2021 Mock Test Quantitative Aptitude Mensuration Plane Figures
ΔABC is an equilateral Δ with side 5 cm. Area of ΔABC is:
1
√3 × 25 sq. cm
2
\(\dfrac{\sqrt3}{2}\times5\) sq. cm
3
\(\dfrac{\sqrt3}{4}\times5\) sq. cm
4
\(\dfrac{\sqrt3}{4}\times25\) sq. cm