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10 points 3 questions help please

12. In circle G, arc NA is congruent to arc AL. What is the measure of ANL? http://i54.tinypic.com/ih7gig.gif 8. Which of the following angles is formed by a tangent and secant in circle I? http://

Can you solve this trig identity

show that sinx/1-sinx - sinx/1 + sinx is equivalent to 2tan^2x ...-(sinx/1-sinx) - (sinx/1 + sinx) = 2tan^2x LHS (sinx/1-sinx) - (sinx/1 + sinx) Get the LCM of the the two....(1-sinx) (1+sinx) Then s

Why has Apple chosen to price its iPod Nano differently in different countries

Shipping costs, average income of the population, and maybe taxes in the individual countries.-They price it based on how much people are willing and/or able to pay.-What do you mean? like in terms of

Arithmetic Sequences Help!

Im really stuck on how to solve an Arithmetic Sequence problems when it only gives me one term and the difference as well as how many terms the sum needs to go to. Example: An A.P has 3rd term of 45 a

How to solve this problems

cos(x)=3/5 ,270 sin(x)=? tan(x)=? sec(x)=? csc(x)=? cot(x)=?-sin(x)= 2/5 tan(x)=2/3 sec(x)=5/3 csc(x)=5/2 cot(x)=3/2-cos^2(x) + sin^2(x)=1 =>sin^2(x)=1-(3/5)^2=16/25 because 270 sinx sinx = -4/5

Can you guys help me with these problems? Pre Algebra

Can you show me how to write equations and solve these problems? Im so sorry I really dont get it... 1. Wendy bought a drill at a 10% off sale. the sale price was $75.60. Find the original price of p

Easy probability questions

hi, so i am reviewing for a final in probability and i like totally forgot how to figure out probs like these! please help in a bag are 5 red, 9 blue, and 6 white marbles. 2 are selected at random. w

Compound inequalities help! How do i write the answer correctly

i know how to solve it if im solving something and end up with y -14 how can i transform it into -14 and why?-Take the 2nd one, y > -14, and write it backwards like this –14 (Think: If y is greate

I NEED HELP WITH ALGEBRA 1 QUADRATIC EQUATIONS AND FUNCTIONS PLEASE!

okay i am sooo confused on this question.... here are the instructions... Use a calculator to evaluate the expression. Round the results to the nearest hundredth. (i hate rounding) here is the prob

For the proof given above, what is missing in Statement #8

http://www.learningbygrace.org/geom/imag… Use this figure. Figure 5: RT is a tangent segment, m Ang T = 50, and m Arc RX = 100. Proof: Statement 1: m Arc RX = 100. Reason 1: Given Statement 2: m Ang

Prove that in a plane if two lines are parallel to a third line,then the two lines are parallel to each other

This is proposition 30 of book 1 of the elements of Euclid. If lines l and m are parallel to n then let p be a line that falls across them then the angle between line p and line l is the same as the

How old will I be when my mother is three times as old as I am

If my mother was 24 years old when she gave birth to me, how old will I be when my mother is three times as old as me?-x=your age x+24= mothers age 3x=(x+24) 3x=x+24 2x=24 x=12-You will be 12 and yo

Negative Fractional Indices

Rewrite these expressions as a power: 1) 9^-1/2 2) 27^-7/3 I really dont understand this, if you could explain that would be great. Oh and the last question is: 1/16=2^..? they want me to find the pow

Math Question Help! ( triangles)

The hypotenuse of a right triangle has length 17cm. The sum of the lengths of the legs is 23cm. What are their lengths?-x=length of base y=other leg x+y=23 or x=23-y x^2+y^2= 17^2 (23-y)^2 +y^2 =17

Multi-step equations please help!

how do i do a + 5 = -5a + 5? the answer is supposed to be zero, but i have no idea how to get that answer i end up doing a + 5 = -5a + 5- 5- 5 a = -5a divide a by -5a a = -5 ??? i dont understand! ple
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