Refer to the figure.

Paulo Coghi asked Mar 26, 2023

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Paulo Coghi asked Mar 26, 2023

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11 votes

Answer:

a = 20

Explanation:

Since HL must be perpendicular to HJ, we know that angles 2 and 3 must add up to 90 degrees.

Thus, we get a + 15 + a + 35 = 90.

Solving for a gives us a = 20.

Sudhaker answered Apr 1, 2023

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