defence exam CRPF Head Constable Ministerial & ASI 2022 Mock Test Quantitative Aptitude Mensuration Plane Figures
The lengths of the three sides of a triangle are 12 cm, 15 cm and 21 cm, respectively. Find the area (in cm2) of the triangle.
1
36√6
2
48√6
3
72√6
4
30√6