CONGRUENT TRIANGLES 3 - geometry 11) If m∠ECA = 73° and m∠ABC = 35°, what is m∠CAB? *
97°
36°
107°
38°

12) What is the 3rd congruence needed to prove that ∆MNQ ≅ ∆PNO by ASA? *
QN ≅ NO
∠Q ≅ ∠P
∠6 ≅ ∠5
∠M ≅ ∠O
∠M ≅ ∠P

13) What are the values of x and y? *
x=106, y=5
x=106, y=19
x=54, y=4
x=37, y=19
x=37, y=5

14) Which postulate or theorem can be used to prove that ∆STV ≅ ∆UVT? *
SAS
AAS
ASA
SSS
None

15) In this figure, which triangle completes this congruence statement: ∆ABC ≅ ∆ _. *
∆ACD
∆ADC
∆CAD
∆CDA

Its due ! write an equation in which the quadratic expression 2x^2-2x 12 equals 0. show the expression in factored form and explain what your solutions mean for the equation. show your work.

Lems1. the following data set represents the scores on intelligence quotient(iq) examinations of 40 sixth-grade students at a particular school: 114, 122, 103, 118, 99, 105, 134, 125, 117, 106, 109, 104, 111, 127,133, 111, 117, 103, 120, 98, 100, 130, 141, 119, 128, 106, 109, 115,113, 121, 100, 130, 125, 117, 119, 113, 104, 108, 110, 102(a) present this data set in a frequency histogram.(b) which class interval contains the greatest number of data values? (c) is there a roughly equal number of data in each class interval? (d) does the histogram appear to be approximately symmetric? if so,about which interval is it approximately symmetric?

Solve 3x-18=2y and 5x-6y=6 by elimination show work