Drawing and incircle and proof

Assignment Help Mathematics
Reference no: EM13132542

Let r be the radius on the incircle of tri ABC and a,b,c be the radii of the excircles opposite vertices A, B, and C, respectively. Ilustrate the fact that 1/r = 1/a + 1/b + 1/c. Also, write a proof of this.

Reference no: EM13132542

Questions Cloud

Explain how much of these losses may jonathan deduct : During the year, Jonathan sold the following assets: business auto for $1500 loss (not a capital asset), stock investment for a $4000 loss (bought 2 months ago), and pleasure boat for $500 loss. Presuming adequate income, explain how much of these..
Find mean and standard deviation of weight of pain killer : Based on the information above, estimate the mean and standard deviation of the weight of the pain killer in each bottle.
Why does john think it is so hard for him to break the talk : On page 692, John Edgar Wideman believes that "The hardest habit to break, since it was the habit of a lifetime, would be listening to myself listen to him." Why does John think it is so hard for him to break the talk?
Share partnership losses : Partners share the economic risk of loss from recourse liabilities in the same way they share partnership losses. Kasi's basis in the partnership interest is:
Drawing and incircle and proof : Let r be the radius on the incircle of tri ABC and a,b,c be the radii of the excircles opposite vertices A, B, and C, respectively. Ilustrate the fact that 1/r = 1/a + 1/b + 1/c. Also, write a proof of this.
Calculate the ph at the equivalence point : Calculate the pH at the equivalence point for the titration of a solution containing 1250.0  mg of hilariamine (MW = 104.75 g/mol, Kb = 7.1×10-4) with 0.1000MHCl solution.
Union and intersection of sets : List the elements in A U B U C. (they are suppossed to be upside down U"s ) State A U (B U C). (the U in between the b, c is the wrong way).
Can one be moral and not believe in god : In this part of the paper, the thesis is to be stated clearly and specifically. It should appear no later than the end of the introduction paragraph.
Essay on the difference between two famous historical figure : essay will be on division-classification and comparison-contrast. e two options regarding the subject matter:Write a comparison-contrast essay discussing the differences between two famous historical figures.

Reviews

Write a Review

Mathematics Questions & Answers

  Calculating various probabilities

A new drug cures 80% of the patients to whom it is administered. It is given to 25 patients. Find the probabilities that among these patients, the following results occur.

  Solve automorphisms and conjugation

Automorphisms and Conjugation, Show that if H is any group then there is a group G that contains H as a normal subgroup with the property that for every automorphism f of H there is an element g of G such that the conjugation by g

  Calculating the probability for a normal random variable

Calculating The Probability For a Normal Random Variable. The ages of 50 women are approximately normally distributed with a mean of 48 years and a standard deviation of 5 years. One women is randomly selected from the group, and her age is observ..

  Union and intersection of sets

List the elements in A U B U C. (they are suppossed to be upside down U"s ) State A U (B U C). (the U in between the b, c is the wrong way).

  What is the probability that two cards drawn

What is the probability that two cards drawn from a deck are both aces?. Two cards are drawn at random from an ordinary deck of playing cards. The first is not replaced before the second is drawn. What is the probability that:

  State the null & alternative hypotheses in words

State the null & alternative hypotheses in words

  Determining square roots of matrix

Let A be a positive definite matrix. Show that X has a unique positive square root. That is, show that there exists a unique positive matrix X such that X^2 =A.

  Graphing to determine identities

Using Excel to graph, prove whether the following equation could possibly be an identity or determine if it is definitely not an identity.

  Information about linear algebra-wronskian

Compute the Wronskian of the given set of functions, then determine whether the function is linearly dependent or linearly independent: x^2 - x, x^2 + x, x^2, all x

  Integrable and continuous functions

Suppose that f is continuous on [a,b]. Prove that f is integrable, i.e., ( the integral symbol with b at top and a at the bottom) f exists.

  The probability of event b given event a

The probability of event B given event A is P(B|A)=P(AandB)/P(A) The probability of event A given event B is P(A|B)=P(Aand B)/P(B)

  Determine spanning sets for each of the four fundamental

The answer to Spanning sets, Determine spanning sets for each of the four fundamental subspaces associated with the matrix

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd