Answer:
The measure of the third angle is 35°.
Step-by-step explanation:
The sum of the three angles of a triangle is always 180°.
Let the measure of the third angle be x.
∴ 61° + 84° + x = 180°
145 + x =180°
x = 180 - 145
x = 35°
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Answer:
c. trapezoid
Step-by-step explanation:
Answer:
(x+2)(3x+1) are the factors
Double of 50 is 100, so 28*100=2800, now half of the answer is 2800/2=1400
Answer:
84
Step-by-step explanation: