Answer:
0.51 cm
Step-by-step explanation:
In right triangle MNP, MP = 4 cm, m∠N = 90°, m∠P = 21°
By the sine definition,

Now, consider right triangle HMN (it is right because NH is an altitude). By the cosine definition,

In the right triangle, two acute angles are always complementary, so

Thus,

Answer:
.. ..
.. ..
Step-by-step explanation:
8/2=4
Well when you add up all three angles of a triangle you should get 180 degrees.
Answer: -9 1/4.
Step-by-step explanation:
Answer:
The answer is D.
Step-by-step explanation:
sooo UwU which becomes O////O then becomes T.T