Answer:
B. cosθ ≠ 0
Step-by-step explanation:
As we notice, tanθ is a fraction. Fractions are undefined when the denominator is equal to or approaching 0 because one cannot divide by zero. Thus, the denominator in this case is cosθ, and therefore it cannot equal zero for the equation to be true.
Answer:
See explanation.
Step-by-step explanation:
It is subtraction
whole numbers, then numerators.
6 - 2 = 4
1/2 - 3/8
= 4/8 - 3/8 (1/2 = 4/8)
= 1/8
= 4 1/8
hope this helps!
Answer:

Step-by-step explanation:
we know that
If two figures are similar, then the ratio of its corresponding sides is equal
so
In this problem
If polygon RSUPE is similar to polygon KQUIC
then

substitutes the values and solve for a

Answer:
Value of w = 6
Step-by-step explanation:
Given:
AB= 4w-4
BC = 2w-8
AC = 24
Find:
Value of w
Computation:
AB + BC = AC
4w - 4 + 2w - 8 = 24
6w - 12 = 24
6w = 24 + 12
6w = 36
w = 6
Value of w = 6
Answer:
20%-X=a
Step-by-step explanation:
So if there is a toy that cost $50 and it was 20% off it would then cost $40