Answer:
Option A.
Step-by-step explanation:
12 cm, 17cm, 25 cm
Answer:

Step-by-step explanation:

Let<em> x</em> = 2 because x > 0

See which expression is equal to 4√22 when <em>x</em> = 2

The expression is option A
Cos (A-B) - cos (A+B)
= (cosAcosB +sinAsinB) - (cosAcosB - sinAsinB)
=2sinAsinB
Ans: 4
I think #13 is A (90 cubic meters) even though you already have that
The answer is 67 point 18.