Answer:
- B. vertical line symmetry
- C. diagonal line symmetry
- D. rotational symmetry
Step-by-step explanation:
Any line through a vertex and the center of the opposite side is a line of symmetry. One of them is vertical in the figure shown. Two of them are diagonal. The three lines are 360°/3 = 120° apart, so the figure has 3-fold rotational symmetry.
Answer:
0.15 km/min
Step-by-step explanation:
V=S/T
=50/360
≈0.15km/min
Answer:
(b) After 8 years, the savings account has $255.32
Step-by-step explanation:
Given
---- initial (i.e. when t = 0)
Solving (a): Model the situation
For growth, an exponential function is represented as:
This gives:
Solving (b): The solution to (a)
We have:
Express percentage as decimal