3 years ago

Addition and subtraction of matrices:

1 answer:

6 0

Answer:

887788

Step-by-step explanation:

8888bubib8h8b7b88778

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user100 [1]

Answer:

∠ GDH = 67.5°

Step-by-step explanation:

The measure of the chord- chord angle GDH is half the sum of the measures of the arcs intercepted by the angle and its vertical angle.

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