Answer:
A
Step-by-step explanation:
85 Degrees.
The second one the are both perfect squares
The value of x is 28 millimeters in the composite figure of two right-angled triangles lying next to each other
<h3>What is a composite figure?</h3>
A composite figure is a figure that is produced from the combination of two geometric shapes together.
The diagrammatic expression of a composite figure consists of two right-angled triangles lying next to each other can be seen in the image attached below.
For the left-side right-angled triangle, we have:
13² = h² + 5²
h² = 13² - 5²
h = √(169-25)
h = 12
Recall from the diagram that:
h² = pq
∴
12² = 5x
x = 144/5
x ≅ 28 millimeters
Learn more about composite figures here:
brainly.com/question/15981553
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Answer:
The solution for the system of right triangles are, respectively:
,
,
, 
Step-by-step explanation:
By Geometry, we get the following equivalencies:
(45 - 45 - 90 Theorem)
(45 - 45 - 90 Theorem)

(30 - 60 - 90 Theorem)

(30 - 60 - 90 Theorem)
