Respuesta :

3. 90 centimeters

4. 18/24 = 63/x...18 width to 24 length = 63 width to x length cross multiply
(18)(x) = (24)(63)
18x = 1512
x = 1512/18
x = 84 inches <----Answer

5. 18cm × 27cm

6. 84/21 = 50/x 84x = 1050 x = 12.5 feet wide

7. The dimensions would be 5 ft by 7 ft.