ladyramos2003
contestada

The measures of two angles of a triangle are 25° and 87°. Is the triangle acute, right, or obtuse? Explain.

A.

Acute; the measure of the third angle is 68°. So all three angles are acute.
B.

Acute; the measure of the third angle is 78°. So all three angles are acute.
C.

Obtuse; 25° + 87° = 112° and 112° is an obtuse angle.
D.

Right; 25° + 87° = 112° and 202°−

112° = 90°.

Respuesta :

The answer is A all three angles are acute (less than 90°)
raynarooberry

Answer:

i think this is right A

Acute; the measure of the third angle is 68°. So all three angles are acute.

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Step-by-step explanation:

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