If t=(23 -38 17 -6), then what is -10(t)? I WILL GIVE BRAINLIEST
1 answer:
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Answer:
Step-by-step explanation:
Missing figure drawn.
The measure of ∠PQR is found by the property of inscribed quadrilateral. In an inscribed quadrilateral the opposite angles are supplementary:
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Answer:
45.6°
Step-by-step explanation:
The attached result was found by typing "arccos(7/10) in degrees" into a web browser search box.
Your calculator can give you the same result. The inverse cosine function often shares a key with the cosine function. It is often marked as cos⁻¹. Be sure that the angle mode is set to degrees, not radians.
