Question

If 2 angles in a triangle add upto 128∘ then what is the value of the third angle? ( A ) 128∘ ( B ) 52∘ ( C ) 142∘ ( D ) 38∘

Answer 1

Answer:

B) 52

Step-by-step explanation:

three angles measure should be 180.

two angles add up to 128. so it should be like 180-128=52.