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Lapatulllka [165]
3 years ago
13

SOMEONE HELP ME PLEASEEEEE

Mathematics
2 answers:
Murljashka [212]3 years ago
7 0
Since the angles are Corresponding Angles, we can set the unknown value equal to each other then solve for x.

20-8x = 30 - 16x   <em>Original Equation</em>
20 = 30 - 8x          <em /><em>Moving x terms to one side by addition</em>
-10 = -8x                <em>Subtraction Prop of Equality</em>
x = 1.25                 <em>Division Prop of Equality</em>

:)
Sergeu [11.5K]3 years ago
5 0
The answer is b if you do the equation right

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nydimaria [60]
There are at least 5
4 0
3 years ago
Read 2 more answers
Fill in the blank.
Semenov [28]

O centroid

Step-by-step explanation:

In geometry, a median of a triangle is a line segment joining a vertex to the midpoint of the opposite side, thus bisecting that side. Every triangle has three medians, one from each vertex, and they all intersect each other at the triangle's centroid.

6 0
3 years ago
(a) Work out the reciprocal of 1.25
Oxana [17]

Answer:

0.8 OR \frac{4}{5}

Step-by-step explanation:

The reciprocal of any number is the number that it multiplies by to equal 1.

The reciprocal can be found by simply converting the number into a fraction and then 'flipping' the fraction as any number multiplied by its reciprocal is 1.

E.g.

No. X/Y * Y/X (its reciprocal) = 1

\frac{x}{y} *\frac{y}{x} =\frac{xy}{xy} =1

So, to find the reciprocal of 1.25,we should first convert 1.25 to a fraction.

1.25 = 125/100

\frac{125/25}{100/25}=\frac{5}{4}

Now we just flip 5/4 to get our reciprocal:

\frac{4}{5} = 0.8

Test: 0.8 * 1.25 = 1

The reciprocal of 1.25 (\frac{5}{4}) is 0.8 (\frac{4}{5}).

Hope this helped!

8 0
3 years ago
two triangles are similar. The base of the first triangle is 10 cm and the height is 15 cm. The base of the second triangle is 1
Andrei [34K]

Answer:

the height is 18cm

Explanation:

If two objects have the same shape, they are called "similar." When two figures are similar, the ratios of the lengths of their corresponding sides are equal. To determine if the triangles shown are similar, compare their corresponding sides. Are these ratios equal?

given that

Triangle 1 (first triangle)

base = 10cm

height = 15cm

Triangle 2 (second triangle)

base = 12cm

height = unknown

base 1 / base 2 = height 1 / height 2

10cm / 12cm = 15cm / xcm

xcm = 18cm

height = 18cm

8 0
4 years ago
Tony wants to
asambeis [7]

Which of the following characteristics does The Love

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3 years ago
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