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minh
Questions (10)
if sec theta=-5/4 and 180degree < theta< 270degree, find tan theta
a.-3/5 b 4/5 c.3/4 d.3/5
1 answer
562 views
1st-the reason i keep change my name because some of my friends are using my computer by their own name to asked questions. we
1 answer
560 views
A triangle T has vertices P, Q and R. The length of the edge between P and Q is 10,
and the angles at P and Q are 60degree and
1 answer
401 views
A triangle T has vertices P, Q and R. The length of the edge between P and Q is 10,
and the angles at P and Q are 60degree and
1 answer
506 views
Find the numerical value of cos(60degree) + cot(30degree):
(A) 1/2 (B) 3p3/2 (C) 12 +p3 (D) 52p3 (E) None of the above.
1 answer
378 views
A tree casts a shadow 50 yards long when the angle of the sun (measured from the
horizon) is 30 degree. How tall is the tree in
2 answers
735 views
The hypotenuse of a right triangle has length 8 and one of the other edges has length 3. What is the sine of the angle opposite
2 answers
573 views
Determine the value of cos(theta) given that cos(pi − theta) = .2
(A) p.96 (B) .2 (C) −.2 (D) −p.96 (E) None of
0 answers
383 views
Find the sum of all of the solutions to the equation cos(2x) − sin2(x) − 1 = 0 in theinterval 0 < x < 5 pi. (Use
0 answers
349 views
2. A circle has a radius of 10 centimeters. Find the length, in centimeters, of the arc
intercepted by a central angle of 100
2 answers
512 views
