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Brums [2.3K]
3 years ago
15

Find the size of the final unknown interior angle in a polygon whose other interior angles are:

Mathematics
1 answer:
qaws [65]3 years ago
3 0

Answer:

Step-by-step explanation:(2ñ-4)90

(7×2-4)90

=900°

900-(162+125+148+105+98+115)

900-753

=147°

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Claire correctly solved the proportion x/4 = 36/16 for x using cross products to get the equation 16x = 144 and then dividing bo
Anna11 [10]

Answer:

The cross product property

Step-by-step explanation:

The cross product property also known as cross multiplication is a method in math that is most of the time used in solving problems involving ratios usually in a big X form across the equal sign between two ratios.

It is done by multiplying the numerator of the left ratio by the denominator of the right with an equal to the multiplication of the numerator of the right ratio by the denominator of the left.

8 0
3 years ago
Help I need the answer as soon as possible
pav-90 [236]

Answer:

D.

Step-by-step explanation:

First, you multiply 18 1/4 with 10 1/2 and you get 191 5/8. Then you multiply 191 5/8 with 12 3/4 and you get D. 2443 7/32

3 0
3 years ago
Shaundra quiere triplicar el volumen de una pirámide cuadrada. ¿Qué debería hacer ella?
yaroslaw [1]

Answer:

Creo que la respuesta es el triple de la altura de la pirámide.

Step-by-step explanation:

3 0
3 years ago
At noon, the minute and hour hands overlap. In how many hours will they overlap again?
nadya68 [22]

24 hours

Because 24 hours equals 1 day or one rotation of the clock

7 0
3 years ago
For any circle, which ratio is equal to the number n? Select all that apply. Plsss help me!!
barxatty [35]

Answer:

Options A-C-F

Step-by-step explanation:

we know that

<em>The circumference of a circle is equal to</em>

C=\pi D  or  C=2\pi r

where

D is the diameter and r is the radius

therefore

\pi =\frac{C}{D}  or \pi =\frac{C}{2r}

The number pi is the ratio circumference - diameter or is the ratio circumference - 2 times radius

<em>The area of the circle is equal to</em>

A=\pi r^{2}

therefore

The number pi is the ratio Area - radius squared

6 0
3 years ago
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