Answer: 45 ft
Step-by-step explanation: 3 times 15 equals 45
Answer:
(x+5)/2
Explanation:
So First, x is increased by 5 means x+5
And half of it means, multiply it by (1/2)
Which means x+5 * 1/2 which also is equal to (x+5)/2
Answer:
angle B = angle C
Step-by-step explanation:
______________
Answer:
The second one: r x-axis. R 90(x,y)
Step-by-step explanation:
You can see that from ABC to A'B'C', it's rotated a positive 90 degrees. then, from A'B'C' to A"B"C", reflected across x-axis. and when writing the transformation, it goes by last to first. that's why the R 90 comes first.