Angles
The question mark is equal to what?
62
What's the name of this polygon?
Octagon
2(3+ 7) =
20
2x-y=10
y=x-2
(8, 6)
Find x
x = 22
What's the sum of the angle measures in a quadrilateral?
360
-2(a+b +3)
-2a-2b-6
3x + 2y = 8
x= y+1
(2, 1)
Find the measure of b and c
B and C = 152
-3(x-7) =
-3x +21
y= x-2 -4
y= 3x + 1
(-1 , -2)
r is equal to what?
r= 24
2a + (3a + 7b)
5a +7b
2x +3y = -5
x= 2y + 8
(2, -3)
B and C = 56
2(7a + 3b) - 5(12b + 6a) =
-16a -54b
3x -2y = -3
-2y + y= 4
(-5, -6)