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2 years ago

Plz help im an idiot

Mathematics

2 answers:

Kruka [31]2 years ago

6 0

Answer:

3- 42, 4- 137

Step-by-step explanation:

<1+<2+x=180

93+45+x=180

x=180-93-45

x=42

<1+<2+<3=180

43+106+<3=180

<3=180-106-43

<3=31

<3+x=180

43+x=180

x=180-43

x=137

MrMuchimi2 years ago

5 0

Answer:

3.)138

4.) 149

Step-by-step explanation:

you add the two inside measures together.

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NEED HELP FAST PLZ!!

Rudik [331]

Answer:

no clue

Step-by-step explanation:

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8 0

2 years ago

There are 10 squares and 8 circles. What is the simplest ratio of circles to total<br> shapes?

natita [175]

Answer:

Step-by-step explanation:

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3 years ago

If 18.9 million computers were in use in 1980 and the number is rising by 19% annually, predict the number of computers in use i

4vir4ik [10]

18.9(1+0.19)^35, 35 is the number of years
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4 0

3 years ago

Need help with factoring, x squared minus 8x +15

wariber [46]

Answer:

(x-3)(x-5)

Step-by-step explanation:

X^2-8x+15

Break the expression into groups

(x^2-3x)+(-5x+15)

Factor out x from x^2-3x

Factor out -5 from -5x+15: -5(x-3)

=x(x-3)-5(x-3)

Factor out common term x-3

=(x-3)(x-5)

Thanks for letting me help!!

7 0

3 years ago

HELP! ASAP!

Naily [24]

Answer:

Step-by-step explanation:

Scale= length on drawing / actual length

Let the actual length b x

3:10=2/5/x

3/10=2/5x

Cross multiply

15x=20

x=4/3

The actual length is 4/3

3 0

3 years ago