The percentage of correct answers is 85% and the percentage of incorrect answers is 15% and this can be determined by using the unitary method.
Given :
- Henry takes a math test that had 20 questions.
- He answered 17 questions correctly and 3 questions incorrectly.
The following steps can be used in order to determine the percentage of correct and incorrect questions Henry answered:
Step 1 - The unitary method can be used in order to determine the percentage of correct and incorrect questions Henry answered.
Step 2 - The total number of questions in a math test is 20. The total number of correct answers is 17 and the total number of incorrect answers is 3.
Step 3 - If the 20 is the 100% questions then the percentage of 17 correct answers is:

= 85%
Step 4 - If the 20 is the 100% questions then the percentage of 3 incorrect answers is:

= 15%
For more information, refer to the link given below:
brainly.com/question/12116123
We cant answer these type of questions if theres no picture of the graph sorry
Answer:
The missing segment length is 20.
Step-by-step explanation:
2 is multiplied by 4 to get to 8, so 5 must be multiplied by 4 to get to 20.
Answer:

Step-by-step explanation:
see the attached figure to better understand the problem
we know that
<em>In the right triangle ABC</em>
-----> by a 45°-90°-45° triangle
so


substitute the values

<em>In the right triangle BCD</em>

substitute the values

Step-by-step explanation:
use this formula: x+6 = 2x+1
step-by-step:
x+6 = 2x+1
<u> </u><u>-1</u> <u>-1</u>
x+5 = 2x
<u>-</u><u>x</u> <u>-x</u>
5 = x
there you go