Answer:
4x + 3y = 12
Step-by-step explanation:
Answer:
100
Step-by-step explanation:
The answer is D because it can only have one symmetrical line straight down the middle.
X = 61 degrees.
Find the number of degrees in a pentagon by using the following formula:
(number of sides - 2)180 = 540.
There are 540 degrees in a pentagon.
Since we know four of the angles, we can subtract them from 540 to get the fifth angle.
540-138-144-107-90 = 61
Hope this helped =)