neu canh hv tang len 50 % thi dt hv tang len bao nhieu phan tram
neu tang ban hinh 1 hinh tron len 30% thi chu vi tang len bao nhieu phan tram ?
Neu canh cua hinh vuong tang len 50% thi dien tich cua hinh vuong tang len bao nhieu phan tram
neu duong kinh hinh tron tang them 30% thi chu vi hinh tron do tang bao nhieu phan tram
neu chieu dai moi canh hinh chu nhat tang len 10% thi dien tich cua no tang len bao nhieu phan tram
hoi neu canh mot hinh vuong tang len gap doi thi chi vi tang them bao nhieu phan tram
ban kinh hinh tron tang len 10% thi dien tich tang len bao nhieu phan tram
Neu ban kinh hinh tron tang 10% thi dien tich tang 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