In the figure, . If the ratio of the perimeter of to that of is 3:5 and the sum of the perimeters is 320, find the perimeter of
2 answers:
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Answer:
The step 4 and 5 describe the errors Stephen made.
Step-by-step explanation:
Given : Stephen evaluated . His work is shown below.
To find : Which two statements describe the errors Stephen made?
Solution :
Step 1 -
Step 2 -
Step 3 -
Step 4 -
Error is the step as 4 sign is negative.
So correct step is
Step 5 -
Error is the step as there is 4 in place of 3.
So correct step is
The step 4 and 5 describe the errors Stephen made.
Answer:
Step-by-step explanation:
Answer:
Graph A
Step-by-step explanation:
Its mean graph should intersect x axis at x = 7 and x = - 1. This everything is satisfied by graph A.