Answer:
they are improper fractions
Answer:(1) The correct option is b. (2) The correct option is c.
Explanation:
(1)
It is given that the △ABD≅△FEC.
So by (CPCTC) corresponding parts of congruent triangles are congruent.

It is given that the angle DAB is 63 degree.

Therefore, the correct option is b.
(2)
It is given that the △ABD≅△FEC.
So by (CPCTC) corresponding parts of congruent triangles are congruent.




Therefore, the correct option is c.
Since the dog eats 0.1 pounds of food each day for ten days, the equation to solve this is 0.1 times 10.
0.1 *10 = 1
The dog eats 1 pound of food in 10 days.
Answer:
Part 4) 
Part 5) 
Part 6) 
Step-by-step explanation:
Part 4) Find ER
we know that
In the right triangle ERF
Applying the Pythagorean Theorem

substitute the given values

solve for ER


Part 5) Find DF
we know that
In the right triangle DRF
Applying the Pythagorean Theorem

substitute the given values


simplify

Part 6) Find DE
we know that
----> by segment addition postulate
we have

substitute

Answer:
-8
Step-by-step explanation:
if you add negitive 8 to 8 then the sum will be 0