Find the selling price.
2 answers:
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9514 1404 393
Answer:
55°
Step-by-step explanation:
A couple of auxiliary lines can be helpful.
We see that 45° is an exterior angle to the bottom triangle, which has remote interior angles that must total 45°. This means the interior angle at bottom left must be 45° -15° = 30°.
The upper right interior angle is alternate to that, so is the same measure. The exterior angle x to the upper triangle is then the sum of the remote interior angles:
x = 25° +30°
x = 55°
Answer:
18, 72
Step-by-step explanation:
Two angles are complementary if they sum up to 90°. Call them . From the second part,
The second angle is