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KiRa [710]
3 years ago
15

Find the measure of angle 1 HELP

Mathematics
1 answer:
Naily [24]3 years ago
6 0

Answer:

75°

Step-by-step explanation:

The chord- chord angle is half the sum of of the arcs intercepted by the angle and its vertical angle, then

∠ 1 = \frac{1}{2} (110 + 40)° = 0.5 × 150° = 75°

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