Question

please answer the question​

Answer 1

Answer:

1.4 is your answer

Step-by-step explanation:

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Answer 2

Answer:

$\bf Area =12.32 \ m^2$

Step-by-step explanation:

Area of a circle

$=\pi r^2\\\\Thus \ area \ of \ semi \ circle\\\\\bf =\frac12 \pi r^2\\\\= \frac12 \times \frac{22}{7} \times 2.8 \times 2.8\\\\=12.32 \ m^2$