3 years ago

Your friend thinks that the regular pentagon in the diagram has 10 lines of symmetry. Explain and correct your friend's error.

Mathematics

2 answers:

Andrew [12]3 years ago

7 0

A pentagon has 5 lines not 10

FrozenT [24]3 years ago

4 0

Answer:

A pentagon has 5 lines of symmetry, not 10.

Step-by-step explanation:

There are only 5 lines connecting to form a pentagon and all five lines are the same length.

You might be interested in

You decide to work part-time at a local veterinary hospital. The job pays $9.50 per hour and you work 20 hours per week. Your em

nadezda [96]

Answer:

a. Weekly Gross pay:

= 9.50 * 20

= $190

b. Federal tax withheld:

= 10% * 190

= $19

c. FICA Tax withheld:

= 5.65% * 190

= $10.74

d. State tax withheld:

= 5% * 190

= $9.50

e. Weekly net pay

= Gross pay - taxes

= 190 - 19 - 10.74 - 9.50

= $150.76

f. Percentage withheld for taxes:

= (19 + 10.74 + 9.50) / 190 * 100%

= 20.7%

8 0

2 years ago

How do you find x and y?

alexandr1967 [171]

Y=180-111=69
x=360-123-70-69=98
That's your answer.

7 0

3 years ago

Sonji paid $25 for two scarves, which were different prices. When she got home she could not find the receipt. She remembered th

Oksanka [162]

Answer:

$14

Step-by-step explanation:

Make the variables:

x + 3

2x + 3 = 25

2x = 22

x = 11

11, 14

5 0

3 years ago

Read 2 more answers

What is 5+x^2=2x^2+13?

pshichka [43]

Take the root of both sides, and solve.

x = 2i sqrt 2, -2i sqrt 2.

4 0

2 years ago

(NEED HELP PLS HELP) i really need help

zalisa [80]

Answer:

the answer I believe is c

Step-by-step explanation:

7 0

3 years ago

Read 2 more answers