Answer:
x = 1
Step-by-step explanation:
Given
12x + 3 = 15x ( subtract 12x from both sides )
3 = 3x ( divide both sides by 3 )
1 = x
Jacinda: d = 10 * t ( a rate: 10 miles per hour )
Raj : d = 1.5 + 4.5 * t
Jacinda will catch up with Raj when:
10 t = 1.5 + 4.5 t
10 t - 4.5 t = 1.5
5.5 t = 1.5
t = 1.5 : 5.5 = 0.27 hours = 16.2 min = 16 min 12 seconds
Answer:
Step-by-step explanation:
Given
The attached plot
Required
Which degree maps the triangle onto itself
The degrees that can map a point, line, or shape onto itself are:
i.e. multiples of 360
Looking at the given options
is correct because it can be found in the listed multiples
In other words, it will map point 
to point
Answer:
4
Step-by-step explanation:
If the tape is 12m,
she hung the tape in between every 3m, and at both ends
0, 3, 6, 9, 12
these are the lengths she hung ribbons at
Total number of ribbons = 4
A is correct
Answer:
No
Step-by-step explanation:
