Mathematics, 17.06.2020 19:57, ashhleyjohnson

Given: MZADE = 60° and m2CDF = (3x + 15) Prove: x = 15
(3x + 15)
60° D
What is the missing statement and the missing reason in
step 5?
Statements
Reasons
1 MZADE -60°
1. given
mZCDF - (3x+15)
2. ZADE and ZCDF are vert. ZS 2. def. of vert. Zs
3. ZADE a CDF
3. vert. ZS
4. MZADE - mZCDF
4. def. of a
5 ?
5. ?
6. 45 - 3x
6. subtr. prop
7. 15 = x
7. div. prop
Statement: 60 3x + 15; Reason: substitution
Statement: x = 15; Reason: subtraction property of
equality
Statement: 60 = 3x + 15: Reason: transitive property
Statement: x = 15; Reason: subtraction and division
properties of equality

Answers: 1

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 17:00, a897coleman

One month, a music site observed that 60% of the people who downloaded songs from its site downloaded q sam's latest single. the equation below represents this information, where x represents the total number of people who ddownloaded songs from the site that month: x = 0.6x + 384 how many people who downloaded songs from the site that month downloaded q sam's latest single?

Answers: 3

continue

Mathematics, 21.06.2019 17:20, tajonae04

Aboat costs 19200 and decreases in value by 12% per year. how much will it cost in 5 years

Answers: 2

continue

Mathematics, 21.06.2019 17:30, wilkinsserrano3

Terri makes a quilt using three sizes of fabric squares the side lenght of each fabric square is the square root of the area

Answers: 2

continue

Mathematics, 21.06.2019 18:00, leomessifanboy678

Ateacher noticed 5/8 of the students were wearing either blue shorts or white shorts. write two different ways this could be done.