0
Firstly you need to work out the length of a side.
Using Pythagorean Theorem for a right angled triangle
a2+b2=c2 where a = the length, b = height & c = diagonal
since c = 8 and a = b are the same
2a2 = 64
a2 = 32
a = 5.657 cm
since the area of the square is a2 then area = 32cm2
Still curious? Ask our experts.
Chat with our AI personalities
MaxineI respect you enough to keep it real.
Chat with Maxine
JordanLooking for a career mentor? I've seen my fair share of shake-ups.
Chat with Jordan
TaigaEvery great hero faces trials, and you—yes, YOU—are no exception!
Chat with TaigaAdd your answer:
Earn +20 ptsQ: How to you calculate area of square whose diagonal length is 8cm?
Write your answer...
Submit
Still have questions?
Continue Learning about Math & Arithmetic
What is the length of the diagonal of a square whose side lengths are 7 square root 2?
The length of the diagonal of a square whose side lengths are 7 square root 2 (9.89949494) is: 14 units.
Find the length of a side of a square whose diagonal is 4cm?
a≈2.83cm The sides are the square root of 8 cm, approximately 2.8284 cm
How do you calculate the length of a side of a square whose area equals 8?
area - width = length
What is the diagonal of a square whose sides are 46 ft?
The diagonal of a 46' x 46' square is 65.05 feet.
What is the length of a diagonal of a rectangle whose dimensions are 12 by 16 feet?
Using Pythagoras' theorem the length of the diagonal is 20 feet
Trending Questions
How many feet aare in a yard?
what does proper fraction mean in math?
What x what equals 306?
350 times n equals 35000 N equals?
What do you mean by applet?
What does the term 'at Large' mean?
What is 4 divided into 399?
Is five sixths the same as 0.83?
Is 3 decimeters greater than 30 cm?
What does this mean she still has that much bluffing left in her?
What is 70 of 4?
What is the average speed of a runner who finishes a 500.0 m race in 1.6 minutes?
What is 1-10 of 800?
How many square yards of carpet are needed to cover a floor that is 9 feet by 12 feet?
What is the largest 5-digit odd number?
How do you write a mixed number for 3.09?
What is the value of a 1962 dime?
If you have a 200A supply with 10 breakers totaling 160A on one leg and 10 totaling 205A on the other can you install a dual 15A breaker on the first leg to add a heated floor with 800 watts?
How do you write an equation comparing two test scores 97 and 88?
How do you convert cubic feet per second to miles per hour?
Copyright ©2025 Infospace Holdings LLC, A System1 Company. All Rights Reserved. The material on this site can not be reproduced, distributed, transmitted, cached or otherwise used, except with prior written permission of Answers.