Mathematics, 14.07.2019 16:00 hannahbear3747
Given: `deltaabc` with `bar(de)` || `bar(ac)` prove: `(ad)/(db) = (ce)/(eb)`statementreason1. `bar(de)` || `bar(ac)`given2. `/_ cab~=/_edb` `/_acb~=/_deb`if two parallel lines are cut by a transversal, the corresponding angles are congruent.3. `deltaabc ~ deltadbe`aa criterion for similarity4. corresponding sides of similar triangles are proportional.5. ab = ad + db cb = ce + ebsegment addition6. `(ad + db) /(db) = (ce + eb) /(eb)`substitution property of equality7. `(ad)/(db) + 1 = (ce)/(eb) + 1`division8. `(ad)/(db) = (ce)/(eb)`subtraction property of equalitywhat is the missing statement in the proof? scroll down to see the entire proof.
Answers: 2
Mathematics, 21.06.2019 14:50
50 ! pls ! 12. building codes regulate the steepness of stairs. homes must have steps that are at least 13 inches wide for each 8 inches that they rise.
a. discuss how to find the slope of the stairs.
b. describe how changing the width or height affects the steepness of the stairs.
Answers: 2
Mathematics, 21.06.2019 16:50
Consider circle h with a 3 centimeter radius. if the length of minor arc what is the measure of zrst?
Answers: 2
Mathematics, 21.06.2019 17:50
(01.02 lc) angle abc has point e on ray ba and point d on ray bc. points e and d are equidistant from point b. to bisect angle abc, which of the following needs to be identified for the construction? the distance between points e and d the point in the angle that is equidistant from points e and d the endpoint of rays ba and bc the point outside of the angle that is equidistant from points e and d
Answers: 1
Mathematics, 21.06.2019 20:40
The graph of a function f(x)=(x+2)(x-4). which describes all of the values for which the graph is negative and increasing? all real values of x where x< -2 all real values of x where -2
Answers: 2
Given: `deltaabc` with `bar(de)` || `bar(ac)` prove: `(a...
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