I think it would be 315. because 4.5*70..but im not sure
Answer:
and
.
Step-by-step explanation:
The equation can be simplified with the help of trigonometric identities:

Which means that equation is equal to zero if any component of the product is zero. The solutions of the expression are:
a) 

b) 



Any value different of both subsets do not satisfy the equation described above.
Answer:
Step-by-step explanation:
Factors of 20 = 1 2 4 5 10 20
Factors of 55 = 1 5 11 55
Factors of 90 = 1 2 3 5 6 9 10 15 18 30 45 90
Hcf = 5
Answer:
The most common units of distance In the metric system of measurement, are millimeters, centimeters, meters, and kilometers.