Answer:
All of the triangles are congruent. Answer A.
Step-by-step explanation:
In these triangles AB=FD=GI, m<B=m<D=m<I, and BC=DE=IH. So all these triangles are congruent by side angle side or SAS.
I’m not sure if this is what your looking for but x = -49
Answer:

Step-by-step explanation:



130 + 110 = 240 degree celcius difference between high and low temperature
Answer:
Step-by-step explanation:
a) x>0 → items can not be negative
b) c(2,000) = 5,000+1.3(2,000) = $7,600
c)5,000+1.3x<10,000
5,000-5,000+1.3x<10,000-5,000
1.3x<5,000
x<3846 items