Answer:
76
Step-by-step explanation:
A full triangle is 180 *always remember
180-153=27
so r is 27
180-77-27=76
or you could do
77+27+x=180
104+x=180
x=180-104
x=76
Step-by-step explanation:
2x + 100 = 90
x = -5
Angle A = 45 - 5 = 40.
Answer:
2.5 × 10^-5
<em>please correct me if im wrong</em><em>.</em>
Answer: Triangle 2 is congruent to triangle 1 because a translation is a rigid motion
Step-by-step explanation: