Question

answerr ..plz maths question 2​

Answer 1

Just use ‘pi r^2/2’
So,
22/7*7*7*1/2 = 77 cm^2

Thank you

Answer 2

Answer:

77cm^{2}

Step-by-step explanation:

Area of a circle is π$r^{2}$. But this is a semicircle, so this formula will be divided by 2. So, we get

$\frac{22}{7} *7*7*\frac{1}{2}$

77$cm^{2}$