Exercises: Square Roots by Prime Factorisation

Work through each section in order. Use prime factorisation and the pairing method to find square roots, and verify each answer by squaring it.

Grade 7·17 problems·~28 min·Uganda NCDC Primary 7 Mathematics·lesson·operations-05

Work through problems with immediate feedback

Fluency Practice

Find $\sqrt{5929}$ , given that $5929 = 7^2 \times 11^2$ .

$77$

$18$

$121$

$88$