4. Miệng giếng nước là một hình tròn có bán kính 0,7m. Bao quanh miệng giếng có xây thành giếng rộng
0,3m. Tính diện tích của thành giếng đó.
Báo cáo với thầy/Cô giáo kết quả những việc em đã là
C. HOẠT ĐỘNG (DIC PUM

i can you answer this question sweetie!

step-by-step explanation:

c) yes, because of asa or aas

answer:

total cost for tiles and paints is $924.  

step-by-step explanation:

we have been given that a community hall is in the shape of a cuboid. the hall is 40m long 15m high and 3m wide.

the paint will be required for 4 walls and ceiling.

let us find area of walls and ceiling.

therefore, the area of walls and ceiling is 1410 square meters.

given: cost for 10 litre of paint is $10 and 10 litre paint covers 25 square meter. therefore,

therefore, the total painting cost is $564.

tiles will be required for floor. let us find the area of floor.

given: 1m squared floor tiles costs $3. so,

therefore, the total tiles cost is $360.

now let us find combined total cost of tiles and paint.

therefore, the combined total cost of tiles and paint is $924.

answer: get a conversion sheet out i dont know the exact measurments

step-by-step explanation: divide the number of feet with the nu,ber of milrs and there your answer