Answer=4.24
Step-by-step explanation:
Answer:
If x = 3y and 3y = x, then y = 1/3x.
Write tan in terms of sin and cos.

Recall that

Rewrite and expand the given limand as the product

Then using the known limit above, it follows that

Answer:
F
Step-by-step explanation:
1m = 100cm
0.8m = 100*0.8 = 80cm