hoi neu chieu dai cua mot hinh chu nhat giam di 20% thi chieu rong cua hinh do phai tang them bao nhieu phan tram de dien tich cua hinh khong thay doi
Neu chieu dai cua mot hinh chu nhat tang them 2,5% thi chieu rong phai giam di bao nhieu phan tram de dien tich khong thay doi ?
neu chieu dai cua mot hinh chu nhat tang them 60% thi chieu rong cua no phai giam di bao nhieu phan tram de dien tich cua hinh khong thay doi
hoi neu chieu dai cua mot hinh chu nhat tang them 60% thi chieu rong cua hinh do phai giam di bao nhieu phan tram de dien tich cua hinh khong thay doi ?
nêu giam chieu dai cua mot hinh chu nhat di 20% thi tang chieu rong them cua hinh chu nhat do len bao nhieu % de dien tich hinh chu nhat khong doi
neu giam chieu dai cua hinh chu nhat di 20% thi phai tang chieu rong cua hinh chu nhat do len ...% de dien tich cua hinh chu nhat khong thay doi
hoi neu tang chieu dai cua hinh hop chu nhat 25% thi phai giam chieu rong bao nhieu phan tram de dien tich khong thay doi ?
hoi neu chieu dai cua mot hinh hinh chu nhat giam di 37.5 % thi chieu rong cua hinh do phai tang them bao nhieu phan tram de dien tich hinh khong doi ?
hay cho biet , neu giam chieu rong mot hinh chu nhat di 37,5% thi phai tang chieu dai hinh chu nhat do them bao nhieu phan tram de dien tich ko thay doi?