Answer:
420
Step-by-step explanation:
Answer:
20
Step-by-step explanation:
When looking for the perimeter just add all the numbers together.
since line AB and CD make all right angles (given) angles 6+7+8 will equal 90 degrees.
According to the verticle angles rule:
angle 2 is equal to angle 6
angle 3 is equal to angle 7
angle 4 is equal to angle 8.
which proves that angle 2+4+7=90 degrees
Answer:
I got -16x+44/3
Step-by-step explanation: