Answer:
49°
Step-by-step explanation:
arccos x = 15/23
<u>Area of trapezoid formula:</u>
<u>Substitute the values on the sketch and find the area:</u>
<em><u>note:</u></em>
<em><u>find the attached solution</u></em>
328 and the last one is 260
i just did the question :p
d.
