Lara randomly surveyed 15 students in the school about their favorite
drink. Jennifer performed the
same survey on 15 of the students
in her class. Are these samples
representative of the school
population?

Select the sequences that are geometric.

Can some one me with these questions

A3cm×3cm\greend{3\,\text{cm} \times 3\,\text{cm}} 3cm×3cm start color greend, 3, space, c, m, times, 3, space, c, m, end color greend rectangle sits inside a circle with radius of 4cm\blued{4\,\text{cm}} 4cm start color blued, 4, space, c, m, end color blued . what is the area of the shaded region? round your final answer to the nearest hundredth.