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Doss [256]
3 years ago
8

PLEASE HELP ASAP

Mathematics
1 answer:
Igoryamba3 years ago
5 0

Answer:

∠1 - 40°

Step-by-step explanation:

∠1 - 40°

b/c it's a right triangle and we have two angles given, 50° and 90°. Add them and subtract by 180° and get 40°.

∠2 - 140°

b/c an exterior (outside) angle is equal to the two most isolated / farthest angles added. The two most is angles are 105° and 35°, add them and get 140°.

∠3 - 40°

b/c ∠'s 1 and 3 are vertical angles meaning they're equal so since ∠1 is 40°, so is ∠3.

∠4 -

b/c ∠' s 2 and 4 are vertical angles meaning they're equal so since ∠2 is 140°, so is ∠4.

∠5 - 35°

b/c we have two angles, 105° and 40°. Add them and subtract by 180° and get 35°.

~~

I hope that helps you out!!

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(2a+b) (a-b) + (2a-b) (a+b)
yanalaym [24]

Answer: 4a^2-2b^2 (I think this is right)

Step-by-step explanation:

Using the order of operations I started by multiplying both of the sides separately. The left side of the equation becomes 2a^2-b^2-ab while the right becomes 2a^2-b^2+ab. Then I put the sides together to add them and after combining like terms it becomes 4a^2-2b^2.

8 0
2 years ago
Hello I need help on this math question<br>I'll give BRANLIEST or 5 stars​
vaieri [72.5K]

Answer:

lateral area=37.68(approximately 38)

Total Surface Area =

Step-by-step explanation:

AL=2πrh

AL=2×3.14×6/2×2(Because it is a diameter and we want a radius)

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5 0
2 years ago
Please help me solve and explain these two questions:
Rama09 [41]

Answer:

go by basics u will get it easier

Step-by-step explanation:

assume X2 + e3x as some function t

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5 0
3 years ago
<img src="https://tex.z-dn.net/?f=9%20%20%5Ctimes%20%20%5Cfrac%7B3%7D%7B4%7D%2012" id="TexFormula1" title="9 \times \frac{3}{4
kow [346]

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7 0
2 years ago
Read 2 more answers
The area of a parallelogram is 60 feet the height 5 feet how long is the base
Kobotan [32]
Hello!

We have to use a certain formula to find the area of a parallelogram. The formula is:

A = bh

Since we already have the area and the base of the parallelogram, we will be able to find the height!

Notice how we multiply the base by the height to find the area? Well, we'll have to do the opposite to find one of its dimensions.

What's the opposite of multiplication? Division!

Formula for base:

B = A ÷ h

Substitute:

B = 60 ÷ 5

B = 12

ANSWER:

The base is 12 feet long.

Good Day!
5 0
4 years ago
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