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3 years ago

10

find the sum ofthe angle measure in each regular polygon. Then find the measure of each angle. Show work please I'm so bad at th

is

1 answer:

Tems11 [23]3 years ago

6 0

For every side you just add 90 to your equation. so #4 would be 360-125-125-55=(55)

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(t-4)(3t+1)(t+2)=0 hats the answer

trasher [3.6K]

(3t² +t -12t - 4)(t+2)=0
(3t³ - 5t² -26t -8) =0
t = -2

7 0

3 years ago

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What does x and y equal in y=x+5 and 3x+y=25

3241004551 [841]

Plug y= x+5 in 3x+y= 25, we have:
3x+ (x+5)= 25
⇒ (3x+x)+ 5= 25 (combine like terms)
⇒ 4x= 25-5
⇒ 4x= 20
⇒ x= 20/4
⇒x= 5

y= 5+5= 10

Final answer: x=5, y=10~

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4 years ago

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Question 4 of 6, Step 3 of 4

Goshia [24]

Well let’s see u don’t know the answer your question but I’m sure someone would love to help you

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4 years ago

A shopkeeper marks the price on articles 25% above the cost price. After allowing 10% discount, it was sold at gain of Rs 150. F

SashulF [63]

Answer: $Rs. 166.67$

Step-by-step explanation:

Given

Mark up price is 25% higher than cost price

The shopkeeper gives a discount of 10%

Suppose the cost price is $x$

Mark up price is $1.25x$

Selling price is

$\Rightarrow 1.25x\times 0.9=1.125x$

It is given Rs150

$\therefore 150=1.125x\\\Rightarrow x=\text{Rs}133.33$

Marked up price is $\text{Rs }166.67$

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3 years ago

A plant grow 0.7 cm each week how much would a plant grow four weeks

Hatshy [7]

0.7cm x 4 = 28 cm
Thats the answer

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3 years ago

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