Answer:

Step-by-step explanation:
do yo want it as a decimal or a fraction?
Answer:
15
Step-by-step explanation:
the triangles are similar so will be the same proprotion,
I have attached a picture showing how I solved this. the second traingle is 3 times as large (15 by 12) compared to the first triangle which is 4 by 5.
The answer to your question would be A
Answer: 5
Step-by-step explanation: 5
A reflex angle is the larger angle, it’s always more than 180* (half a circle) but less then 360* (a full circle).