Предмет: Геометрия, автор: БабулехИШулык

Пожалуйста помогите 16 задание

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Автор ответа: Vassia328

0

DD1=√(34-9)= √25=5
Объем V = 3*5*5=75
Ответ:75

Vassia328: 9 это 3^2. Решается по теореме Пифагора

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1. My grandfather (fly, never)…………………in an airplane, and he has no intention of ever doing so.

2. Jane isn’t here yet. I (wait) …………………for her since noon, but she still (arrive, not) …………………

3. In all the world, there (be) …………………only 14 mountains that (reach) ………………… above 8,000 meters (26,247 feet).

4. I have a long trip ahead of me tomorrow, so I think I'd better go to bed. But let me say good-bye now because I won’t see you in the morning. I (leave, already) …………………by the time you (get) …………………up.

5. Right now we (have) …………………a heat wave. The temperature (be) …………………in the upper 90s (upper 30s Celsius) for the last six days.

6. Last night I (go) …………………to a party. When I (get) …………………there, the room was full of people. Some of them (dance) …………………, and others (talk) …………………One young woman (stand) …………………by herself. I (meet, never) …………………her, so I (introduce) …………………myself to her.

7. About three yesterday afternoon, Jessica (lie) …………………in bed reading a book. Suddenly she (hear) …………………a loud noise and (get) …………………up to see what it was. She (look) …………………out the window. A truck (back, just) …………………into her new car!

8. Next month I have a week’s vacation. I (plan) …………………to take a trip. First, I (go) …………………to Madison, Wisconsin, to visit my brother. After I (leave) …………………Madision, I (go) …………………to Chicago to see a friend who (study) …………………at the university there. She (live) …………………in Chicago for three years, so she (know) …………………her way around the city. She (promise) …………………to take me to many interesting places. I (be, never) …………………in Chicago, so I (look) …………………forward to going there.

9. Yesterday while I (sit) …………………in class, I (get) …………………the hiccups. The person who (sit) …………………next to me told me to hold my breath. I (try) …………………that, but it didn’t work. The instructor (lecture)…………………, and I didn't want to interrupt him, so I just sat there trying to hiccup quietly. Finally, after I (hiccup) …………………for almost five minutes, I ( raise) …………………my hand and (excuse) …………………myself from class to go get a drink of water.

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