3 years ago

20. Find the measure of each interior angle AND each exterior angles of the following regular polygons. Show your work.

1 answer:

4 0

Pentagon has 5 angles. 360/5= 72 degrees
16-gon has 16 angles. 360/16= 22.5 degrees
dodecagon has 12 angles. 360/12= 30 degrees
The measure of the exterior angle of any regular polygon is 360 divides by the number of sides the polygon has.

You might be interested in

Rewrite the expression as an equivalent power with a negative exponent.<br> a. 1/49<br> b. 27/125

Hunter-Best [27]

$\dfrac{1}{49}=\left(\dfrac{1}{7}\right)^2=7^{-2}\\
\dfrac{27}{125}=\left(\dfrac{3}{5}\right)^3=\left(\dfrac{5}{3}\right)^{-3}$

3 0

4 years ago

What expression is equivalent to 2^6 times 2^-4/ 2^7

777dan777 [17]

I believe it is 4^-5
2^6 (<span>2^-4/ 2^7)
=2^6(2^-4-+7)
=</span>2^6(2^-11)
=4^6-11
=4^-5

8 0

4 years ago

The product of x and 6 is at least -17

mr_godi [17]

The product of x and 6: 6(x)

is at least -17: ≥ 17

6x ≥ 17 is your answer

hope this helps

7 0

3 years ago

Simplify the radical expression sqrt 7+3 sqrt 7

Alika [10]

4 $\sqrt{7}$

This is because there is an imaginary 1 in front of the first sqrt.

6 0

3 years ago

Read 2 more answers

30 POINTS!!! What is the area of this figure? Enter your answer in the box

Elza [17]

Area of parallelogram: lw = 9(5)=45m
Area of triangle: 1/2bh = 1/2(9)(8) = 36m

So total area = 45+36=81m

3 0

3 years ago