Các câu hỏi tương tự
muon tang dien tich hinh chu nhat len gap doi. nhung chi tang chieu rong 25%. hoi phai tang chieu dai bao nhieu phan tram de dien tich tang 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
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
chieu dai hinh chu nhat tang len 20% thi chieu rong giam di bao nhieu phan tram de dien tich hinh chu nhat khong thay doi
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 ?
mot hinh chu nhat co chieu dai 16 m , chieu rong 10m . neu chieu dai tang them 4m thi dien tich cua hinh chu nhat se duoc tang len bao nhieu phan tram
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