In ΔKLM, the measure of ∠M=90°, the measure of ∠K=78°, and KL = 35 feet. Find the length of MK to the nearest tenth of a foot.

Question

In ΔKLM, the measure of ∠M=90°, the measure of ∠K=78°, and KL = 35 feet. Find the length of MK to the nearest tenth of a foot.

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Neala 4 months 2021-07-24T17:39:46+00:00 2 Answers 1 views 0

Answers ( )

    0
    2021-07-24T17:41:13+00:00

    Answer:

    7.3 feet

    Step-by-step explanation:

    osK=

    hypotenuse

    adjacent

    =

    35

    x

    \cos 78=\frac{x}{35}

    cos78=

    35

    x

    35\cos 78=x

    35cos78=x

    Cross multiply.

    x=7.2769\approx \mathbf{7.3}\text{ feet}

    x=7.2769≈7.3 feet

    Type into calculator and round to the nearest tenth of a foot.

    0
    2021-07-24T17:41:16+00:00

    Answer:7.3

    Step-by-step explanation:

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