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mel-nik [20]
3 years ago
14

Find the area of a regular pentagon with a side of 10cm and an apothem of 6.9cm

Mathematics
1 answer:
svetlana [45]3 years ago
7 0
Area = 172.05 i think
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How many months does it take to earn $180 in interest on an investment of the principal is $5000 and the interest rate is 2%?
12345 [234]

Answer:

months = 6.67

Step-by-step explanation:

time in years = interest / (principal amount x rate)

time in y = 180 / (5000 x 0.02)

time in y = 180 / 100

time in months = 12 / 1.8

months = 6.67

7 0
3 years ago
The sum of Thalia and her brother's age is 41. If Thalia is three years older than her brother, how many years old is Thalia?
LekaFEV [45]

Answer:

the thalia age be 19 years

Step-by-step explanation:

Let us assume her brother age be x

Now the thalia age be x - 3

Now the equation would be

x + x - 3 = 41

2x = 41 + 3

2x = 44

x = 22

thalia age be

= 22 - 3

= 19

Hence, the thalia age be 19 years

And, her brother age be 22 years

The same is to be considered

4 0
3 years ago
Question 1 (5 points)
Sonja [21]

Answer:

b

Step-by-step explanation:

8 0
3 years ago
What is the unit rate $4.80 for 4 markers?
stira [4]
It is 1.20 a marker. 4.80 divided by 4 equals 1.20
7 0
3 years ago
Read 2 more answers
I need a little more help ok
Elenna [48]

Answer:

84+(x+9)=180

Step-by-step explanation:

84º+(x+9)º = 180º, so x+93 = 180, so x=87. Hope this helps!

6 0
3 years ago
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