Classify the triangle as acute, right, or obtuse and classify it as equilateral, isosceles, or scalene.
A. Obtuse, equilateral
B. Right, isosceles
C. Acute, scalene
D. Obtuse, isosceles
Answer: D
Mathematics
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Provide an appropriate response.In right triangle ABC with right angle C, find the indicated part. Round to four significant digits. Find c if B = 60° and b = 12 cm.
Fill in the blank(s) with the appropriate word(s).
Mathematics
Show that the equation is not an identity by finding a value of x for which both sides are defined but not equal.sin (x - ?) = sin x
A. 
B. 2?
C. ?
D. 0
Mathematics
Find the exact value by using a sum or difference identity.cos 
A. 
B. - 
C. - 
(
- 1)
D. 
(
- 1)
Mathematics
Perform the indicated conversion within American units of length.27 feet to yards
A. 2
yd
B. 324 yd
C. 9 yd
D. 81 yd
Mathematics