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20 questions
Find x, then find the measurement of both angles.
x = 30; both angles measure 118 degrees
x = 30; both angles measure 114 degrees
x = 20; both angles measure 112 degrees
x = 20; both angles measure 110 degrees
If the m∠7 = 115°, find the measure of ∠2.
115°
65°
180°
Cannot be determined
If the m∠5 = 63°, find the measure of ∠3.
63°
117°
180°
Cannot be determined
Find the value of x if the m∠1 = 11x − 9° and the m∠5 = 7x +9° .
-4.5
4.5
1
0
Find the value of x if the m∠1 = 13x+19° and the m∠2 = 22x−9° .
-2.8
2.8
-5
5
Find the value of x if the m∠3 = −4x+5° and the m∠5 = −13x+39° .
-3.8
3.8
-8
8
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