Answer:
Step-by-step explanation: in the x's place add 4 to that number and in the y's place subtract 6 from that number:
P= -4,-3
Q= -4,0
R= 1, 0
Its 108 because the triangle is acute so all angle are less than or equal to 90 and i did 54+54+72=180 ant the measurement of the exterior angle is 108
Yes they are equivalent 18:9 simplified by 9 is 2:1