Question

represent root 21 on number line
$\sqrt{21}$
​

Answer 1

Answer:

root 21 will come between 4and5in the number line but approximately near 4.278

Answer 2

Answer:

you can make it by making√20 first

Step-by-step explanation:

to make √20

take 4 units as base and 2 unit as perpendicular

then make it √20

then make 90°angle on on √20

then mark 1 unit on the 90°

then make it √21

hope it helps

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