Answer:
a) 150°
b) 30°
Step-by-step explanation:
It is easier to work the exterior angle first.
<h3>b)</h3>
The sum of exterior angles is 360°. The exterior angle at any vertex of a regular dodecagon will be 1/12 that:
360°/12 = 30° . . . the measure of one exterior angle
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<h3>a)</h3>
The measure of an interior angle will be the supplement of the adjacent exterior angle.
180° -30° = 150° . . . the measure of one interior angle
He can only pick 7 different groups because 2 times 7 is 14, and there are 15 people in all.
Hope this helps. c:
The roast beef because you find a common denominator of twelve so the chicken sandwich had 8/12 the turkey had 9/12 the roast beef had 7/12 and the tuna had 10/12
Answer:
The answer is given in the picture
Please mark me brainliest
Hi There!
Step-by-step explanation:
14 / 7 = 2 (hot dogs per minute)
42 / 2 = 21 (minutes to eat 42 hot dogs)
Answer:
She can eat 42 hot dogs in <u>21 minutes.</u>
Hope This Helps :)
