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Elodia [21]
3 years ago
10

Triangles practice, need help.

Mathematics
2 answers:
Sliva [168]3 years ago
8 0
Y is 15 and x is 14 mark me as brainless
DENIUS [597]3 years ago
3 0
X = 13, assuming they are the same length.
Using the pythagorean Theorem formula (a^2 + b^2 + c^2) Plug in A and B (13, and 13).
(13)^2 + (13)^2 = c^2
13 • 13 + 13 • 13 = c^2
169 + 169 = c^2
v/338 = v/c^2 (square root them both)
Then you can have your answer for y, hope this helps
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The price for senior citizens was 4 dollars and the price for the child tickets would be 7 dollars.
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4 years ago
1.) What is the x-coordinate of the midpoint of the line segment with the following endpoints?
Elza [17]
Luckily, finding midpoints is very easy...

It is just the average of the coordinates...

((x2+x1)/2, (y2+y1)/2)

So for example: your first segment...

((2+8)/2, (3+5)/2) then the midpoint is: (5, 4)
8 0
3 years ago
If cos a = 3/5 in the first quadrant, what does cot a equal
Butoxors [25]
Given that <span>cos a = 3/5 and it is in the first quadrant :
then:
a=arccos 3/5
but
cot </span>θ=1/tan θ
thus to evaluate our vale we shall obtain the value for height since
adjacent=3
hypotenuse=5
thus
using Pythagorean theorem:
c²=a²+b²
hence
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7 0
4 years ago
Please help (picture)
givi [52]

A = 360 cm^2

Step-by-step explanation:

Using Pythagorean theorem, the length AB is given by

AB^2 = 17^2 - 8^2 = 225 cm^2

or

AB = 15 cm

Since the ratio BC: CD = 1:2 and BC = 8 cm, this means that CD = 2×(8 cm) = 16 cm

so the length BD is

BD = BC + CD = 8cm + 16 cm = 24 cm

There the area of the rectangle is

A = AB×BD

= 15cm×24cm

= 360 cm^2

3 0
3 years ago
Read 2 more answers
Geometry word problem:
marusya05 [52]

Answer:

listen look and listen end learn

Step-by-step explanation:

<em>listen </em><em>and </em><em>learn </em><em>hahaha</em>

3 0
3 years ago
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