cho tam giác abc vuông tại a đường cao ah chia cạnh huyền bc thành 2 đoạn BH=4cm HC=6cm.GỌi M là trung điểm của AC.Kẻ AK vuông góc với BM(k thuộc BM)

chứng minh AB.KM=AK.MC

Choose the best answer.

I think you should buy _____  pack of mineral water instead. And you can also buy _____  snacks such as potato crisps, 3 kilos of mandarins, 2 kilos of apples, 3 bunches of bananas, ______  cookies and soft candies.

Choose the best answer.

We should decorate our living room with _____ orange banner. We also need ________  ribbons, balloons, party hats and costume.

Choose the best answer.

I think that ______ cauliflower is not enough for 3 people. Let’s buy one more.