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MatroZZZ [7]
3 years ago
8

Please help I don’t know how to do thai

Mathematics
1 answer:
il63 [147K]3 years ago
5 0
I would say 90 degrees. I say this because triangles always will equal 180 so 60 + 30 = 90 and 180 - 90 = 90 degrees!!

Maybe its right. Maybe its wrong!
You might be interested in
Pls hellp
katrin2010 [14]

Using the arrangements formula, the probability of the butterscotch, cinnamon, and then chocolate candies eaten in this particular order is:

\frac{1}{6}.

<h3>What is the arrangements formula?</h3>

The number of possible arrangements of n elements is given by the factorial of n, that is:

A_n = n!

In this problem, there are 3 candies, hence the number of ways they can be eaten is:

A_3 = 3! = 6

The desired order is only one, hence the probability is:

\frac{1}{6}.

More can be learned about the arrangements formula at brainly.com/question/24648661

#SPJ1

8 0
2 years ago
What should you do first to simplify the expression (43 + 9) = 76 + 5? A) Add 4 and 9. B Add 76 and 5. © Multiply 4 x 4 x 4. D D
frutty [35]

Answer:

C

Opening the bracket is the first order in solving arithmetic from BODMAS but to do that in this case we need to add 4^3 and 9 which first requires us to find 4^3

4 0
3 years ago
If triangle CAT is similar to triangle DOG, which of the following statements is incorrect?
jeyben [28]

Answer:

1. triangle TCA ~ triangle GOD

4. If TC/GD=3/2, then m<T/m<G=3/2.

Step-by-step explanation:

<u><em>The statements of the question are</em></u>

1. triangle TCA ~ triangle GOD

2. AT: OG= AC:OD

3. If TC/GD=3/2, then AC/OD=3/2.

4. If TC/GD=3/2, then m<T/m<G=3/2.

5. If the scale factor of triangle CAT to triangle DOG is 3 to 2, then the scale factor of triangle DOG to triangle CAT is 2 to 3.

6. If AC is twice as long as AT, then OD is twice as long as OG

<u><em>Verify each statement</em></u>

1) triangle TCA ~ triangle GOD

we know that

If two triangles are similar, then the ratio of its corresponding sides is proportional and its corresponding angles are congruent

In this problem

triangle CAT ~ triangle DOG -----> is given

so

Reorder

Corresponding sides are named using pairs of letters in the same position on either side of the congruence statement

triangle TCA ~ triangle GDO

therefore

The statement is not correct

2). AT: OG= AC:OD

we know that

If two triangles are similar, then the ratio of its corresponding sides is proportional and its corresponding angles are congruent

In this problem

triangle CAT ~ triangle DOG -----> is given

so

Applying proportion

\frac{AT}{OG}=\frac{AC}{OD}=\frac{TC}{GD}

The statement is true

3). If TC/GD=3/2, then AC/OD=3/2.

we have that

\frac{AT}{OG}=\frac{AC}{OD}=\frac{TC}{GD} ---> see part 2)

so

\frac{TC}{GD}=\frac{AC}{OD}

therefore

The statement is true

4). If TC/GD=3/2, then m<T/m<G=3/2

Remember that

In two similar triangles, corresponding angles are congruent

so

m\angle T=m\angle G

m\angle T/m\angle G=1

therefore

The statement is false

5). If the scale factor of triangle CAT to triangle DOG is 3 to 2, then the scale factor of triangle DOG to triangle CAT is 2 to 3

we know that

If the scale factor of triangle CAT to triangle DOG is a/b. then  the scale factor of triangle DOG to triangle CAT is b/a

The scale factor will be the reciprocal

therefore

The statement is true  

6). If AC is twice as long as AT, then OD is twice as long as OG

we know that

\frac{AT}{OG}=\frac{AC}{OD}

Reorder

\frac{AT}{AC}=\frac{OG}{OD}

If AC is twice as long as AT ----> AC=2AT

If OD is twice as long as OG ----> OD=2OG

substitute

\frac{AT}{2AT}=\frac{OG}{2OG}

simplify

\frac{1}{2}=\frac{1}{2} ----> is true

therefore

The statement is true

5 0
3 years ago
Please, help!! I WILL BE GIVE BRAINLYEST
d1i1m1o1n [39]

Answer:

D. 67 moons

Step-by-step explanation:

-Start with 14 moons (Neptune)

-14(moons) x 4 = 56(moons)

56(moons) + 11 more = 67 total moons for Jupiter


5 0
3 years ago
Kaitlyh is mowing her lawn. The lawn has an area of 5,625 square feet. She can
sergiy2304 [10]

Answer:

After 5 minutes Kaitlyn have to mow 5,250 square feet of lawn.

Step-by-step explanation:

We are given the following in the question:

Total area of lawn = 5,625 square feet

Rate of mowing lawn = 75 square feet each minute

Area of lawn mowed in 5  minutes =

=\text{Rate of mowing lawn}\times \text{Time}\\=75\times 5\\=375\text{ square feet}

Square feet does Kaitlyn still have to mow after 5 minutes

=\text{Area of lawn - Area of lawn mowed in 5 minutes}\\=5625-375\\=5250\text{ square feet}

Thus, after 5 minutes Kaitlyn have to mow 5,250 square feet of lawn.

5 0
3 years ago
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