4 years ago

if the measure of angle 2 is (5x+12) and angle 3 is (7x-14), what is the measure of angle 1 in degrees?

Mathematics

2 answers:

BlackZzzverrR [31]4 years ago

8 0

Answer:35x^2+14x-168

Step-by-step explanation:

Llana [10]4 years ago

4 0

Answer with explanation:

The sum of measures of three angles of triangle is 180°.

→∠1+∠2+∠3=180°

→∠1+(5x+12)°+(7x-14)°=180°

→∠1+(5x+7x)+(12-14)°=180°

→∠1+12 x-2°=180°

→∠1=180°+2°-12 x

→∠1=182°-12 x

That is ,Third Angle =182°-12 x

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