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4 years ago

Calculate the size of angle B with working I WILL MARK YOU AS BRAINLIEST

Mathematics

1 answer:

Alenkinab [10]4 years ago

6 0

Answer:

Step-by-step explanation:in a regular pentagon all angles are equal that means one of the triangles angle is 180-108=72

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If the length of each side of a cuboid decreases by 20%, find the percentage decrease in its volume.

just olya [345]

Answer:

Step-by-step explanation:

(1+25 /100) (1-20/100) (1-50/100) <1

5/4 x 4/5 x 1/2 <1

Decrease in volume (in percent)

(1+25 /100) (1-20/100) (1-50/100) x 100

=48.8%

6 0

3 years ago

2n^3-3n^2+2n=o<br>answer needed urgently pls

Kazeer [188]

$n = 0$

Step-by-step explanation:

<h2><em>Factor the </em><em>expression</em></h2>

<h2><em>Separate into possible cases</em></h2>

<h2><em>Solve the equation</em></h2>

<h2><em>Find the union</em></h2>

<h2><em>there </em><em>for </em></h2>

<em>#</em><em>c</em><em>a</em><em>r</em><em>r</em><em>y</em><em> </em><em>on</em><em> learning</em>

3 0

3 years ago

HELP MATH QUESTION GEOMETRY

schepotkina [342]

Angle COD equals angle AJL

Angle DCO equals Angle LAJ

Side OC equals side JA is all true expect for the first one

3 0

4 years ago

Suppose you rolled a twelve-sided number cube instead of a standard six-sided one. How would the probability of these events cha

BlackZzzverrR [31]

Answer:

Decrease

Increase

Does not change

5 0

4 years ago

Read 2 more answers

if i had 100 cookies and my friend has 50, but he took 50 more from me, and now i have 150 cookies and a dead body how many dead

Svetlanka [38]

Answer:

I know this isn't a real question,but you would have 11 dead bodies,I think

Step-by-step explanation:

8 0

3 years ago