19
QuizMultiple Choice
Unit Test — Unit test
Question 19 • Common Core Math 8 - MA3108 B-IC
Triangle VXW is similar to triangle ZXY.Kara finds the value of x. Her work is shown below.Step 1 Step 2 Step 3 Step 4 What is Kara’s first error?
Answer
A
Kara should have written the proportion in step 1 as .
B
Kara should have written the cross-product in step 2 as .
C
Kara did not correctly divide 864 by 14 going from step 3 to step 4.D
Kara did not find the correct product of 72 and 12 going from step 2 to step 3.