Question

find the area of the circle, whose radius is 4.2 cm​

Answer 1

☆Given :

Radius is 4.2 cm.

✧Find :

Area of the circle ⭕=?!

☞Solution :

$area \: of \: circle \: = \pi \: r {}^{2} \\ = \frac{22}{7} \times 4.2 \times 4.2 \\ = \frac{22 \times 6 \times 42}{100} \\ = \frac{5544}{100} \\ = 55.44cm {}^{2} \\ \\ hence \: we \: get \: area \: of \: circle \: as \: 55.44cm {}^{2}$

Hope it's helpful to you

@ Dhruvshi23 ✨

Answer 2

$\large\mathbf{QUESTION}$

find the area of the circle, whose radius is 4.2 cm

$\huge\underline\bold\pink{Answer}$

${area\:of\:circle\:=\:πr²}$

${=\:22/7\:x\:4.2\:x\:4.2}$

${=\:22\:x\:6\:x\:42\:100}$

${=\:5544\:100}$

${=\:55.44\:cm²}$

$\huge\mathfrak{\: \: \: \: \: \: hope \:that \:helps!!!}$