Answer:

Answer D is correct
Step-by-step explanation:
<em>Twice</em><em> </em><em>a</em><em> </em><em>certain</em><em> </em><em>number</em><em> </em><em>is</em><em> </em><em>5</em><em>8</em>
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<em>Four</em><em> </em><em>times</em><em> </em><em>that</em><em> </em><em>number</em><em> </em><em>will</em><em> </em><em>be</em>
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A right triangle has one 90 angle.
The sum of the three angles of any triangle is equal to 180 degrees.
180-90= 90 degrees.
The answer is C.
Answer:
Option D
Step-by-step explanation:
See attached image
Answer:
The measure of ∠ C is 180°-3∝
Step-by-step explanation:
We are given a ΔABC
∠A = ∝
∠B = 2∝
Angle sum property of triangle : The sum of all angles of triangle is 180° is called angle sum property of triangle
So, ∠A+∠B+∠C=180°
∝+2∝+∠C=180°
3∝+∠C=180°
∠C=180°-3∝
Hence the measure of ∠ C is 180°-3∝