Предмет: Геометрия, автор: 1998anna1

Основания равнобедренной трапеции равны 24 и 40, а ее площадь равна 480. Найдите периметр этой трапеции.

Ответы

Автор ответа: ИришкаАндреевна18

Р = 17+17+24+40 = 98
высота = 480*2 и : на 24+40 = 15
высота = 15
боковые сторона трапеции находип по теореме пифагора = 17

Автор ответа: 1998anna1

благодарю Вас)

Предыдущий вопрос

Следующий вопрос

Интересные вопросы

Предмет: Английский язык, автор: Аноним

Люди дорогие, помогите пожалуйста.
Read the text and complete the second gap logically with one of the words.
Camping in Nature

Camping is a very popular form of living (1) ________. It gives people the opportunity of spending their free time in (2) _________.

Some campers stay in one place for days, a week or even longer. From there they go fishing or (3) _________, play games and do active sports like (4) __________ biking or just simply relax. Others prefer to tour areas and spend every night in a different place.

Most people drive to a campsite and set up a tent there. This is easy because you can take everything you need for your camping holiday in your car with you.

Boat campers travel with a(n) (5) _________, kayak or even a small houseboat. They spend days on lakes or rivers and usually camp on the shore every night.

In Western Europe, especially Holland, Belgium or Ireland you can rent a boat and travel on one of the hundreds of (6) _______ and smaller rivers.

Backpackers are hikers who carry their things on their backs. They usually go to places that you cannot reach by car. Special (7) _________ is usually extremely light and can be carried on longer trips.

If you go camping and want to spend the night in a tent you will need certain items: a tent itself; a(n) (8) __________ bag; clothes that will protect you from the sun, rain, and insects; warm shirts or a jacket for cold evenings; everyday items such as a toothbrush, toothpaste and soap. Take along sunglasses, maps, and a(n) (9) __________ or maybe even a GPS device.

Prepare yourself for a wonderful time in the open air, for admiring the stars in the clear sky and, of course, for fun!

nature
canals
outdoors
equipment
hunting
mountain
sleeping
canoe
compass

6 лет назад

Предмет: Математика, автор: synarutibaeva739

памагитеее комеекккк
хотябы однууу людиии срочно

6 лет назад

Предмет: Химия, автор: Аноним

помогите пожалуйста карточка по Естество знание