In ΔJKL, m∠J = 78° and m∠L = 90°. Determine the measure of the exterior angle to ∠K. 168° 102° 57° 12°

Question

In ΔJKL, m∠J = 78° and m∠L = 90°. Determine the measure of the exterior angle to ∠K.
168°
102°
57°
12°

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Dulcie 1 week 2022-12-28T07:47:40+00:00 2 Answers 0 views 0

Answers ( 2 )

  1. sori
    0
    2022-12-28T07:49:14+00:00
    Reply
    Answer:
    168°
    Step-by-step explanation:
    The sum of two interior angles in a triangle is equal to an exterior angle that is supplementary to the third interior angle, which is k, in this case.
    m∠J = 78 and m∠L = 90° so the measure of exterior angle to ∠K:
    78 + 90 = 168°

  2. thaiduong
    0
    2022-12-28T07:49:32+00:00
    Reply

    78 + 90 = 168 the exterior angle to

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