Area & Surface area Formulas
We are going to share Surface area Formulas for the student who is studying in the class of 5, 6, 7, 8, 9, 10, 11, and 12. In math, the Surface area is a very important topic which is helping to improve scores in the exam. If you want to become very intelligent in math then you should remember the Surface area Formulas to resolve Surface area related problems. If you have any questions related to the Surface area please let me know through the comment and mail. There are millions of students looking for Surface area formulas that why we shared Surface area formulas below.
 Area of a circle Formulas: \( \pi r^2 \)
r= radius
 Area of a triangle Formulas: \( \sqrt{s(sa)(sb)(sc)} \)
a, b, c is length of sides, s is semiperimeter
 Area of a trapezoid Formulas: \( \frac{a+b}{2} \times h \)
a, b is base and h is height
 Area of a rectangle Formulas: \( l \times w \)
l is length, w is width
 Area of a square Formulas: \( a^2 \)
a is length of side
 Area of a parallelogram Formulas: \( l \times w \)
l is length, w is width
 Area of a right triangle Formulas: \( \frac{a \times b}{2} \)
a, b is side of right angle triangle
 Area of equilateral triangle Formulas: \( \frac{\sqrt{3}}{4} \times a^2 \)
a is length of side
 Area of isosceles triangle Formulas: \( \frac{b \times h}{2} \)
b is base, h is height of triangle
 Area of a hexagon Formulas: \( \frac{3 \sqrt{3}}{2} \times a^2 \)
a is length of side
 Area of a sector Formulas: \( \frac{\theta}{360} \pi r^2 \)
r= radius
 Area of a rhombus Formulas: \( \frac{p \times q}{2} \)
p, q diagonal of rhombus
 Area of an oval Formulas: \( \pi \frac{a}{2} \times \frac{b}{2} \)
a is major axis, b is minor axis
 Area of a ring Formulas: \( \pi (R^2 – r^2) \)
R is Outer radius, r is inner radius
 Area of an octagon Formulas: \( 2 (1+ \sqrt{2}) a^2 \)
a is length of side
 Area of a semicircle Formulas: \( \pi \frac{r^2}{2} \)
r= radius
 Area of a pentagon Formulas: \( \frac{1}{4} \sqrt{5(5+2 \sqrt{5} )} a^2 \)
a is length of side
 Area of a kite Formulas: \( \frac{p \times q}{2} \)
p, q diagonal
 Area of an ellipse Formulas: \( \pi \frac{a}{2} \times \frac{b}{2} \)
a is major axis, b is minor axis
 Surface Area of a sphere Formulas: \( 4 \pi r^2 \)
r is radius
 Surface Area of a cylinder Formulas: \( 2 \pi r (r+h) \)
r is radius, h height
 Surface Area of a cube Formulas: \( 6 a^2 \)
a is length of side
 Surface Area of a cone Formulas: \( \pi r (r + \sqrt{h^2 + r^2})\)
r is radius, h height
 Surface Area of a box Formulas: \( 2(h × W) + 2(h × L) + 2(W × L) \)
width (w), length (l) and height (h)
 Surface Area of a rectangular prism Formulas: \(2(wl+lh+hw) \)
width (w), length (l) and height (h)
 Surface Area of a triangular prism Formulas: \(ab+3bh\)
width (a), length (b) and height (h)
 Surface Area of a pentagonal prism Formulas: \(5ab+5bh\)
width (a), length (b) and height (h)
 Surface Area of a Hexagonal prism Formulas: \(6ab+6bh\)
width (a), length (b) and height (h)
 Surface Area of a Square Pyramid Formulas: \(2(b × s) + b^2 \)
Slant Hiehgt (S), base (b)
 Surface Area of a Triangular Pyramid Formulas: \( \frac{1}{2}(a × b) + \frac{3}{2}(b × s) \)
Altitude (a), Slant Hiehgt (S), base (b)
 Surface Area of a Pentagon Pyramid Formulas: \( \frac{5}{2}(a × b) + \frac{5}{2}(b × s) \)
Altitude (a), Slant Hiehgt (S), base (b)
 Surface Area of a Hexagonal Pyramid Formulas: \( 3(a × b) + 3(b × s) \)
Altitude (a), Slant Hiehgt (S), base (b)

Summary of Surface area Formula
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