Предмет: Математика, автор: nikakornesko

радиус вписаный в квалрат окрудеости равен 18 корень из 2. найдите деогональ этого квадрата​

Ответы

Автор ответа: Аноним
2

Ответ:

сторона квадрата равна двум радиусам вписанной в квадрат окружности а= 2r=2*18√2=36√2

диагональ квадрата формула d= a√2=36√2*√2=72

Пошаговое объяснение:

Похожие вопросы
Предмет: Английский язык, автор: Nikita6376
Помогите по английскому, пожалуйста. Вставьте в нужной форме глаголы)


If you (1 — like) stories I (2 — tell) you a true story. It (3 — happen) to a friend of mine a year ago. While my friend Geoige (4 — to read) in bed two thieves (5 — climb) into his kitchen. After they (6 — enter) the house, they (7 — go) into the dining room. It (8 — be) very dark, so they (9 — turn) on a torch (фонарь) . Suddenly they (10 — hear) a voice behind them. "What (11 — be) up?" someone (12 — call). The thieves (13 — drop) the torch and (14— run) away as fast as they (15 — can). Geoige (16 — hear) the noise and (17— come) downstairs quickly. He (18 — turn) on the light but couldn't sec anything. The thieves already (19 — go). But George's parrot Henry (20 – be) still there. "What (21 — be) up?" he (22 — call). "Nothing," George (23 – say) and (24 – smile). "If something (25— happen) I (26— let) you (27— know)." And George (28 — leave) the room.b)The relations between dolphins and human beings long (1 — surprise) people. These relations (2 — last) for thousands of years. Pictures of dolphins (3 — use) to decorate the coins of ancient Greeks. Sailors (4— consider) the presence of dolphins near ships to be good luck. Now dolphins (5 — train) and they (6 — take) part in performances that both children and grown-ups (7 — like). When you (8 — spend) your holiday on the Black Sea coast you (9 — can) see dolphins (10 — play) near the shore. They usually (11 — come) early in the morning and before sunset. They (12 — consider) to be our friends. No one ever (13 — see) a dolphin attack human beings.