3 years ago

Find thr area of this shape

Mathematics

1 answer:

borishaifa [10]3 years ago

8 0

I'm not sure if this is correct,
but, I got:
130cm x 100cm ?
13,000cm ?

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This is 6th grade math please help me!!

Lyrx [107]

Answer:9
10-|-1|
10-1
9

4 0

3 years ago

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Given tantheta = 4/3 and pi < theta < 3pi/2; find cos2theta

Sidana [21]

Answer:

d. -7/25

Step-by-step explanation:

π<θ<3π/2 in third quadrant

tanθ = 4/3

sinθ = - 4/5

cosθ = - 3/5

cos 2θ = cos²θ - sin²θ = (- 3/5)² - (- 4/5)² = 9/25 - 16/25 = - 7/25

8 0

3 years ago

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Alan is giving a basic math test in his class. One of the questions in the test is about finding two factors of the number 221.

NARA [144]

Answer:

★ The two factors of the number 221 are 13 and 17.

A factor refers to a whole number, which fits evenly into another whole number. Thus, factors are the numbers, which we multiply together to get another number. The two numbers that can be multiply together to get 221 are 13 and 17.

Step-by-step explanation:

Hope you have a great day :)

6 0

3 years ago

I need help with this question?

hjlf

arccos (-1/2) = angle whose cosine = -1/2

= 2pi / 3

Its the first choice.

7 0

3 years ago

Rewrite the given square root as an imaginary number<br>√-25

sineoko [7]

Answer:

Step-by-step explanation:

$\sqrt{-25$

Separate the negative and the number. The negative turns into $\sqrt{1}$

$\sqrt{1}$ $\sqrt{25}$

Square root of 25 equals 5

so the answer is

5 0

3 years ago