Created By : Abhinandan Kumar

Reviewed By : Rajashekhar Valipishetty

Last Updated : May 30, 2023


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Enter the height


The Surface Area of Pyramid 5 centimeters by width 7 inches by height 9 kilometers is 20502088.9002319 centimeters2 or 0.0020502 kilometers2 or 3177831.8381114 inches2

The surface area of a pyramid is equal to the sum of the areas of each side of the pyramid. The base of the pyramid has area l x w , and sl and sw represent the slant height on the length and slant height on the width. If the Pyramid has a length 5 centimeters by width 7 inches by height 9 kilometers is 20502088.9002319 centimeters2 or 0.0020502 kilometers2 or 3177831.8381114 inches2


    Surface Area of a Pyramid 5 cm by 7 in by 9 km in other units

Value unit
205.020889 km2
127.3943909 mi2
205020.8890023 m2
672640.7119499 ft2
8071688.5433984 in2
224213.57065 yd2
20502088.9002319 cm2
205020889.002319 mm2

Steps:

The Surface area of Pyramid A = $lw+l$$\sqrt{(\frac{w}{2})^2+(h)^2}$$+w$$\sqrt{(\frac{l}{2})^2+(h)^2}$

Substitute the values of the length l = 5 cm, the width w = 7 in and the height h = 9 km into the formula for surface area of a pyramid

      Unit Conversion of 9 km = 900000.0 cm

9 Kilometers is equal to 900000.0 Centimeters

To convert Kilometers to Centimeters

we know that, 1 kilometer = 100000 Centimeters

To convert Kilometers to Centimeters, multiply the kilometer value by 100000

Result in Centimeters: 9 km × 100000 × cm/km

Cancel The Comman factor of km

Result in Centimeters: (9 x 100000 cm)

Multiply 9 into 100000

Result in Centimeters: 900000.0 Centimeters

∴ 9 Kilometers = 900000.0 Centimeters

      Unit Conversion of 7 in = 17.78 cm

7 Inches is 17.78 Centimeters

To convert Inches to Centimeters

we know that, 1 Inche = 2.54 Centimeters

To convert Inches to Centimeters, multiply the inche value by 2.54

Result in Centimeters: 7 in × 2.54 × cm/in

Cancel The Comman factor of in

Result in Centimeters: (7 x 2.54 cm)

Multiply 7 into 2.54

Result in Centimeters: 17.78 Centimeters

∴ 7 Inches = 17.78 Centimeters


A=($5 \cdot17.78+5$$\sqrt{(\frac{17.78}{2})^2+(900000.0)^2}$$+17.78$$\sqrt{(\frac{5}{2})^2+(900000.0)^2}$) cm

Simplify each term.

Multiply 5 cm by 17.78 cm

A = $88.9+5$$\sqrt{(\frac{17.78}{2})^2+(900000.0)^2}$$+17.78$$\sqrt{(\frac{5}{2})^2+(900000.0)^2}$

Square root of $\sqrt{(\frac{17.78}{2})^2+(900000.0)^2}$ is 900000.0000439

Put The values in Area Formula:

A= $88.9+ 5 \cdot 900000.0000439+17.78$$\sqrt{(\frac{5}{2})^2+(900000.0)^2}$

Square Root of $\sqrt{(\frac{5}{2})^2+(900000.0)^2}$ is 900000.0000007

Put The values in Area Formula:

A= 88.9 + (5 x 900000.0000439) + (17.78 x 900000.0000007)

Multiply 5 and 900000.0000439

A= 88.9 + 4500000.0002195 + (17.78 x 900000.0000007)

Multiply 17.78 and 900000.0000007

A= 88.9 + 4500000.0002195 + 16002000.0000123

Add 88.9 and 4500000.0002195

A= 4500088.9002195 + 16002000.0000123

A= 20502088.9002319 cm2

∴ The Surface Area of Pyramid length 5 cm , width 7 in and height 9 km is 20502088.9002319 cm2

or

      Unit Conversion of 7 in = 0.0001778 km

7 Inches is 0.0001778 Kilometers

To convert Inches to Kilometers

we know that, 1 Inche = 0.0000254 Kilometers or
                         1 Inche = 1/39370 Kilometer

To convert Inches to Kilometers,divide the length value by 39370.

Result in Kilometers: 7 × in/39370 × km/in

Cancel The Comman factor of in

Result in Kilometers: 7/39370 km

Divide the 7 by 39370

Result in Kilometers: 0.0001778 Kilometers

∴ 7 Inches = 0.0001778 Kilometers

      Unit Conversion of 5 cm = 5.0x 10-05 km

5 Centimeter is 5.0x 10-05 Kilometers

To convert Centimeter to Kilometers

we know that, 1 Centimeter = 0.00001 Kilometers or
                         1 Centimeter = 1/100000 Kilometer

To convert Centimeters to Kilometers, divide the centimeter value by 100000 .

Result in Kilometers: 5 × cm/100000 × km/cm

Cancel The Comman factor of cm

Result in Meters: 5/100000 km

Divide the 5 by 100000

Result in Kilometers: 5.0x 10-05 meters

∴ 5 Centimeter = 5.0x 10-05 Kilometers


A=($5{\times} 10^{-05} \cdot0.0001778+5{\times} 10^{-05}$$\sqrt{(\frac{0.0001778}{2})^2+(9)^2}$$+0.0001778$$\sqrt{(\frac{5{\times} 10^{-05}}{2})^2+(9)^2}$) km

Simplify each term.

Multiply 5.0x 10-05 km by 0.0001778 km

A = $8.89{\times} 10^{-09}+5{\times} 10^{-05}$$\sqrt{(\frac{0.0001778}{2})^2+(9)^2}$$+0.0001778$$\sqrt{(\frac{5{\times} 10^{-05}}{2})^2+(9)^2}$

Square root of $\sqrt{(\frac{0.0001778}{2})^2+(9)^2}$ is 9.0

Put The values in Area Formula:

A= $8.89{\times} 10^{-09}+ 5{\times} 10^{-05} \cdot 9.0+0.0001778$$\sqrt{(\frac{5{\times} 10^{-05}}{2})^2+(9)^2}$

Square Root of $\sqrt{(\frac{5{\times} 10^{-05}}{2})^2+(9)^2}$ is 9.0

Put The values in Area Formula:

A= 8.89x 10-09 + (5.0x 10-05 x 9.0) + (0.0001778 x 9.0)

Multiply 5.0x 10-05 and 9.0

A= 8.89x 10-09 + 0.00045 + (0.0001778 x 9.0)

Multiply 0.0001778 and 9.0

A= 8.89x 10-09 + 0.00045 + 0.0016002

Add 8.89x 10-09 and 0.00045

A= 0.00045 + 0.0016002

A=$0.0020502$ km2

∴ The Surface Area of Pyramid length 5 cm , width 7 in and height 9 km is 0.0020502 km2

or

      Unit Conversion of 5 cm = 1.9685039 in

5 Centimeters is 1.9685039 inches

To convert Centimeter to Inches

we know that, 1 Centimeter = 0.393705 inches or
                         1 Centimeter = 1/2.54 inches

To convert Centimeters to inches, divide the centimeter value by 2.54.

Result in Centimeters: 5 × cm/2.54 × in/cm

Cancel The Comman factor of cm

Result in Inches: 5/2.54 in

Divide the 5 by 2.54

Result in Inches: 1.9685039 inches

∴ 5 Centimeters = 1.9685039 inches

      Unit Conversion of 9 km = 354330.9 in

9 Kilometers is equal to 354330.9 inches

To convert Kilometers to Inches

we know that, 1 kilometer = 39370.1 inches

To convert Kilometers to inches, multiply the kilometer value by 39370.1.

Result in Kilometers: 9 km × 39370.1 × in/km

Cancel The Comman factor of km

Result in Inches: (9 x 39370.1 in)

Multiply 9 into 39370.1

Result in Inches: 354330.9 inches

∴ 9 Kilometers = 354330.9 inches


A=($1.9685039 \cdot7+1.9685039$$\sqrt{(\frac{7}{2})^2+(354330.9)^2}$$+7$$\sqrt{(\frac{1.9685039}{2})^2+(354330.9)^2}$) in

Simplify each term.

Multiply 1.9685039 in by 7 in

A = $13.7795273+1.9685039$$\sqrt{(\frac{7}{2})^2+(354330.9)^2}$$+7$$\sqrt{(\frac{1.9685039}{2})^2+(354330.9)^2}$

Square root of $\sqrt{(\frac{7}{2})^2+(9)^2}$ is 354330.9000173

Put The values in Area Formula:

A= $13.7795273+ 1.9685039 \cdot 354330.9000173+7$$\sqrt{(\frac{1.9685039}{2})^2+(354330.9)^2}$

Square Root of $\sqrt{(\frac{1.9685039}{2})^2+(354330.9)^2}$ is 354330.9000014

Put The values in Area Formula:

A = 13.7795273 + (1.9685039 x 354330.9000173) + (7 x 354330.9000014)

Multiply 1.9685039 and 354330.9000173

A = 13.7795273 + 697501.7585745 +(7 x 354330.9000014)

Multiply 7 and 354330.9000014

A= 13.7795273 + 697501.7585745 + 2480316.3000096

Add 13.7795273 and 697501.7585745

A = 697515.5381018 + 2480316.3000096

A= 3177831.8381114 in2

∴ The Surface Area of Pyramid length 5 cm , width 7 in and height 9 km is 3177831.8381114 in2