Skip to content

K–12 course Available practice SAT practice Sign in Admin

grade 8 · RN-020

Locate an irrational number

Use nearby perfect squares to place an irrational value on the number line.

← Learning map

Learn together Try with a hint Show what I know

Try with a hintFresh problem · seed 966363158

Between which consecutive integers is sqrt(21)?

4√215

Give me one hint

Find nearby perfect squares.

Choose an answerBetween 3 and 4Between 5 and 6Equal to 4Between 4 and 5

It is always okay to go back to more help.

Math Lab is a working name for Ready Rung's separate math-learning product. Guided success and independent evidence are reported separately.