0
Still curious? Ask our experts.
Chat with our AI personalities
BlakeAs your older brother, I've been where you are—maybe not exactly, but close enough.
Chat with Blake
RossEvery question is just a happy little opportunity.
Chat with Ross
RafaThere's no fun in playing it safe. Why not try something a little unhinged?
Chat with RafaAdd your answer:
Earn +20 ptsQ: Why is 81 a perfect square?
Write your answer...
Submit
Still have questions?
Continue Learning about Geometry
Which is a perfect square betweenn 81 and 121?
100
Is - 81 a perfect square?
No negative number can be a square. (At least not using the kind of numbers you've learned to use so far.)
What are the first 10 perfect squares?
The first ten perfect squares are 1, 4, 9, 16, 25, 36, 49, 64, 81, and 100.
Is 55 a perfect square?
no it is not. perfect squares are 1 4 9 16 25 36 49 64 81 100 121 144 169...
All the perfect squares less than 101?
The perfect squares less than 101 are: 1, 4, 9, 16, 25, 36, 49, 64, 81, and 100
Trending Questions
What are the similarities and differences between rotations reflections and translations?
Why was geometry invented?
What is the square root of 2 acres?
Why do you divide by 3 to get the volume of a pyramid?
What is the area of Bichi?
What does the formula Pi r2 mean?
Why cant a triangle have more than 1 obtuse angles?
Why was M.C. Escher fond of tessellation?
Is glory abstract or concrete?
How many m2 are 750 sq ft2?
Can a point or line segment be its own image under a transformation?
How many diagonals does an equilateral triangle have?
What is the area of a circle with a radius of 3?
How many vertics in a oval?
How many lines does cecille have in Annie?
How do you find the are of a trapezoid?
Use the net to find the lateral area of the prism 3m 6m 3m 6m 15m?
What is the twelfth book in Euclid's Elements?
What is the area of 64cm and 36cm?
What is the area of an equilateral triangle with sides of ten inches and height of seven inches?
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.