3 years ago

The following octagon is formed by removing four congruent right triangles from a rectangle. What is the area of each triangle?

1 answer:

6 0

Try this formula(n-2)180/n (n is number of sides)

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ruslelena [56]

80+32=112 so all you do is just add or use a brain .

4 0

3 years ago

Marina86 [1]

Answer: correct.

Step-by-step explanation:

8 0

3 years ago

Kitty [74]

Answer:

option D

Step-by-step explanation:

$x^{2} + y^{2} = 16\\\\x^{2} = 16- y^{2}$

equation 2:

$\frac{x^{2}}{4} - \frac{y^{2}}{25} = 1$

so we have:

$\frac{16- y^{2} }{4}-\frac{y^{2}}{25}= 1$

7 0

3 years ago

erastova [34]

Answer:

7.-3

Step-by-step explanation:

yes.

7 0

2 years ago

Arturiano [62]

Hi!
Divide 63 by 3. You will get 21. That is the boys age. His father’s age is 42. When combined their age is 63.

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3 years ago