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nikklg [1K]
1 year ago
13

Find the measure of a.

Mathematics
1 answer:
Kay [80]1 year ago
5 0

The measure of angle a is 70 degrees

<h3>How to determine the measure of a?</h3>

The angle in a semicircle is a right angle.

This means that:

a + d = 90

Where O is the center of the circle

From the figure, we have:

Angle d and the angle with a measure of 20 degrees are corresponding angles

This means that

d = 20

Substitute d = 20 in a + d = 90

a + 20 = 90

Subtract 20 from both sides of the equation

a = 70

Hence, the measure of angle a is 70 degrees

Read more about angles at:

brainly.com/question/25716982

#SPJ1

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the question is on the photo everything you guys need to know is there pls help me or I won't be able to turn in my homework.Thx
gavmur [86]

Answer:

The first and third quartiles were calculated incorrectly. Also, this means the inter quartile range is incorrect.

Step-by-step explanation:

The first quartile is going to be the median of the lower half of the data set {89, 93, 99, 110}  this median is (93+99)/2, or 96.

The third quartile can be calculated the same way with the data set {135, 144, 152, 159} This gives us 148 as the third quartile.

Lastly, the interquartile range is just the difference between the first and third quartiles, which is 52.

4 0
3 years ago
Mean = 5 13+14+15+19+19 ​ =
Gelneren [198K]

Answer:

14.167

Step-by-step explanation:

assuming you meant 5+13

7 0
2 years ago
What is the length of segment AC?<br><br> 11<br><br> 11.4<br><br> 13<br><br> 5.7
artcher [175]

Answer:

B. 11.4

Step-by-step explanation:

By using the line segment formula

AC = √(9-(-2)^2+(2-5)^2

AC = √130

AC = 11.4

4 0
2 years ago
Julio has 12 pounds of candy. He wants to put the candy into bags so that each bag has 1/6 pound of candy. How many bags of cand
ELEN [110]

Answer:

72

Step-by-step explanation:

12 divided by 1/6 is 72.

Also 12 times 6 is 72, which is a shorter way to solve.

5 0
3 years ago
Read 2 more answers
Another one again <br> hate math
n200080 [17]

Answer:

-6

Step-by-step explanation:

i think

3 0
3 years ago
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