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sertanlavr [38]
4 years ago
12

An octagon, a triangle and a circle all have the same perimeter (circumference for the circle). Which is true of the areas of th

ese shapes? (O=area of octagon, T= area of triangle, and C=area of circle).
Mathematics
1 answer:
icang [17]4 years ago
8 0
O=area of octagon. As its the biggest one. I think its correct just check if any case.
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6x = 458.40 what is the value of x
professor190 [17]
the answer for x is 76.4. the way to find it is by dividing 458.4 by 6 to find x s value.
6 0
3 years ago
Read 2 more answers
Determine the values of the unlabeled parts of the triangle.
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Answer:

∠Q = 63.4º, PQ = 2, QO = 4.47

Step-by-step explanation:

A triangle is a polygon with three sides and three angles. There are different types of triangles such as the equilateral triangle, isosceles triangle, scalene triangle, right angled triangle.

Triangle POQ is a right angled triangle because ∠P = 90°. Also, ∠O = 26.6°.

Therefore in ΔPOQ: ∠P + ∠O + ∠Q = 180° (sum of angles in a triangle).

90 + 26.6 + ∠Q = 180

∠Q + 116.6 = 180

∠Q = 180 - 116

∠Q = 63.4°

We can find PQ and QO using sine rule. Sine rule for ΔPOQ is given as:

\frac{PO}{sin Q}= \frac{PQ}{sinO}= \frac{QO}{sin P}\\\\Finding\ PQ  :\\\\\frac{PO}{sin Q}= \frac{PQ}{sinO}\\\\\frac{4}{sin(63.4)} =\frac{PQ}{sin(26.6)}\\\\PQ= \frac{4}{sin(63.4)} *sin(26.6)\\\\PQ = 2\\\\Also\ finding\ QO:\\\\\frac{PO}{sin Q}= \frac{QO}{sinP}\\\\\frac{4}{sin(63.4)} =\frac{QO}{sin(90)}\\\\QO=\frac{4}{sin(63.4)} *sin(90)\\\\QO = 4.47

4 0
3 years ago
Nicole is rolling a dice for a probability project. What is the theoretical probability that she will roll a 1 or a 4? Write you
Alex777 [14]

Answer:

\frac{1}{3}

Step-by-step explanation:

Given: Nicole is rolling a dice for a probability project

To find: theoretical probability that she will roll a 1 or a 4

Solution:

Theoretical probability expresses the chances that something will occur. It is equal to the number of favorable outcomes divided by the total number of outcomes.

Total number of outcomes = 6

Theoretical probability that she will roll a 1 or a 4 = \frac{1}{6} +\frac{1}{6} =\frac{2}{6}=\frac{1}{3}

7 0
3 years ago
ILL MARK BRAINLIEST ---Nicole is factoring 0.49t^18-25 by using the rule a^2- b^2 = (a+b)(a-b) which expression will she use for
lubasha [3.4K]
0.7t^9 I just took the test and that is the right ansswer
8 0
3 years ago
How do you convert percents to fractions and decimals?
earnstyle [38]

Answer:

Divide the percentage by 100 to get a decimal number. Use that number as the numerator (top) of a fraction. Put a 1 in the denominator (bottom) of the fraction. Convert the decimal to a whole number: Count how many places are to the right of the decimal.

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