Các câu hỏi tương tự
Nguoi ta muon tang dien tich hinh chu nhat len gap doi nhung chi tang duoc chieu rong 25%.Hoi can tang chieu dai them bao nhieu phan tram de dien tich hinh chu nhat tang len gap doi
De dien tich mot hinh chu nhat tang len gap doi ma chieu rong chi tang them 25% thi chieu dai phai tang them bao nhieu phan tram?
de dien tich hinh chu nhat tang lrn gap doi ma chieu rong chi tang them 25 phan tram thi chieu dai phai tang them bao nhieu phan tram
cau 1 : mot cua hang ban lai 20% so voi gia ban . Hoi cua hang lai bao nhieu phan tram so voi gia von
cau 2 : de dien tich mot hinh chu nhat tang len gap doi ma chieu rong chi tang them 25% thi chieu dai phai tang them bao nhieu phan tram
cau 3 : neu giam do dai canh cua mot hinh vuong di 10% thi dien tich cua hinh vuong do giam di bao nhieu phan tram
cau 4 : neu tang do dai canh cua mot hinh vuong them 10% thi dien tich cua hinh vuong do tang them bao nhieu phan tram
de dien tich mot HCN tang len gap doi ma chieu rong chi tang them 25%thi chieu dai pai tang them bao nhieu phan tram ?
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 ?
neu tang chieu rong hinh hinh chu nhat them 25% va muon dien tich hinh chu nhat do tang len gap 3 lan thi phai thay doi chieu dai nhu the nao
neu tang chieu dai cua mot hinh chu nhat tang them 25% thi chieu rong phai tang hay giam bao nhieu phan tram de dien tich hinh chu nhat khong doi ?
giup minh voi !!
neu tang chieu rong cua 1 hinh chu nhat them 25% va muon dien tich gap len 3 lan thi chieu dai phai thay doi nhu the nao