Grade 8 Mathematics formula sheet with correct answers 2025
Triangle (area) - correct answersA= 1/2 b•h
Rhombus (area) - correct answersA= b•h
3D rectangle (volume) - correct answersV= l•h•w
3D rectangle (S.A) - correct answersS.A.= 2lw+2lh+2wh
Cone (volume) - correct answersV= 1/3πr*2h
Cone (s.a) - correct answersS.A.= πrl+πr*2
Square (perimeter) - correct answersP= 4•s
Square (area) - correct answersA= s*2
Trapezoid (area) - correct answersA= 1/2 h(b1+b2)
Cylinder (volume) - correct answersV= πr*2h
Cylinder (s.a) - correct answersS.A.= 2πrh+2πr*2
Square pyramid (volume) - correct answersV= 1/3Bh
Square pyramid (s.a) - correct answersS.A.= 1/2 lp+B
Triangle (area) - correct answersA= 1/2 b•h
Rhombus (area) - correct answersA= b•h
3D rectangle (volume) - correct answersV= l•h•w
3D rectangle (S.A) - correct answersS.A.= 2lw+2lh+2wh
Cone (volume) - correct answersV= 1/3πr*2h
Cone (s.a) - correct answersS.A.= πrl+πr*2
Square (perimeter) - correct answersP= 4•s
Square (area) - correct answersA= s*2
Trapezoid (area) - correct answersA= 1/2 h(b1+b2)
Cylinder (volume) - correct answersV= πr*2h
Cylinder (s.a) - correct answersS.A.= 2πrh+2πr*2
Square pyramid (volume) - correct answersV= 1/3Bh
Square pyramid (s.a) - correct answersS.A.= 1/2 lp+B