Answer:
Step-by-step explanation:
Look at this video: https://www.khanacademy.org/math/cc-fifth-grade-math/cc-5th-fractions-topic/cc-5th-multiplying-fraction-whole-number-product
Answer:


Step-by-step explanation:
In the triangle we have the following trigonometric equations:

and also:

Answer:
1476:1845
Step-by-step explanation:
4+5=9
4÷9 ×3321
And
5÷9=3321
1476:1845