Answer:
SSS
Step-by-step explanation:
Here we are given that:
AB≅ED
CA≅CD
AC bisects BD, so that means we have
BC≅CD
This gives us all three sides congruent.
So we can say here SSS congruency fits the best.
Answer:
Let C be the cost price of the article. Then:
C(1+30%)=marked price
So:
C(1+30%)=C(1.3)
=1.3C
If the article is then marked down 35%, then its’ price would be:
1.3C(1–35%)=1.3C(.65)
=0.845 or 84.5% of its’ cost
Then:
0.845–1=-0.155
or, a 15.5% loss on the item
Answer:
A and B
Step-by-step explanation:
This is correct on khan academy!
Answer: C
Step-by-step explanation: all real numbers can solve this problem
Answer:
20
Step-by-step explanation:
5(-2)+30 = (-10)+30 = 20
