<u>Answer</u>:
A.
<u>Step-by-step explanation:</u>
The formula for arc length is:
arc length = rθ
where:
r is the radius = 7 in
θ is the central angle in radians = 135 × = 3/4 π
Substituting these values into the formula:
arc length = 7 in × 3/4 π
=
Answer:
see explanation
Step-by-step explanation:
Using the sine/ cosine ratios in the right triangle and the exact values
sin30° = , cos30° = , then
sin30° = = = = ( cross- multiply )
AB = 12
cos30° = = = = ( cross- multiply )
2 AC = 12 ( divide both sides by 2 )
AC = 6
There are a lot of numbers that fall into that category...
Lets call your number x, then 400 < x < 312
That means x can be any number in between 400 and 312. But, x cannot be 400 or 312
x can be a total of 87 numbers which are listed here:
<span>
<span><span>
313,
</span>
<span>
314,
</span>
<span>
315,
</span>
<span>
316,
</span>
<span>
317,
</span>
<span>
318,
</span>
<span>
319,
</span>
<span>
320,
</span>
<span>
321,
</span>
<span>
322,
</span>
<span>
323,
</span>
<span>
324,
</span>
<span>
325,
</span>
<span>
326,
</span>
<span>
327,
</span>
<span>
328,
</span>
<span>
329, </span><span>330,
</span>
<span>
331,
</span>
<span>
332,
</span>
<span>
333,
</span>
<span>
334,
</span>
<span>
335,
</span>
<span>
336,
</span>
<span>
337,
</span>
<span>
338,
</span>
<span>
339,
</span>
<span>
340,
</span>
<span>
341,
</span>
<span>
342,
</span>
<span>
343,
</span>
<span>
344,
</span>
<span>
345,
</span>
<span>
346, </span><span>347,
</span>
<span>
348,
</span>
<span>
349,
</span>
<span>
350,
</span>
<span>
351,
</span>
<span>
352,
</span>
<span>
353,
</span>
<span>
354,
</span>
<span>
355,
</span>
<span>
356,
</span>
<span>
357,
</span>
<span>
358,
</span>
<span>
359,
</span>
<span>
360,
</span>
<span>
361,
</span>
<span>
362,
</span>
<span>
363,
</span>
<span>
364,
</span>
<span>
365, </span><span>366,
</span>
<span>
367,
</span>
<span>
368,
</span>
<span>
369,
</span>
<span>
370,
</span>
<span>
371,
</span>
<span>
372,
</span>
<span>
373,
</span>
<span>
374,
</span>
<span>
375,
</span>
<span>
376,
</span>
<span>
377,
</span>
<span>
378,
</span>
<span>
379, </span><span>380, </span><span>381,
</span>
<span>
382,
</span>
<span>
383,
</span>
<span>
384,
</span>
<span>
385,
</span>
<span>
386,
</span>
<span>
387,
</span>
<span>
388,
</span>
<span>
389,
</span>
<span>
390,
</span>
<span>
391,
</span>
<span>
392,
</span>
<span>
393,
</span>
<span>
394,
</span>
<span>
395,
</span>
<span>
396,
</span>
<span>
397,
</span>
<span>
398, and
</span>
<span>
399.
</span>
</span></span>