Homework help please

= 1/7

Step-by-step explanation:

You must first do 1/4 + 4/7

change both to have the same denominator which would be 28. Multiply 1/4 by 7/7. Multiply 4/7 by 4/4

7/28 + 16/28

23/28

now you have

27/28 - 23/28

which equals (27-23) / 28

4 / 28

which Can be simplified to

1/7

1)is not similar since corresponding sides are not in the same ratio

2)are similar since corresponding sides are in the same ratio and corresponding angles are equal

hope it will

#faazmessi

d. vertex

step-by-step explanation: