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:
40
ljfldnjkafkjagfbkg bkj hbsfgjhg .
Step-by-step explanation:
Points
on the circle satisfy
.
Points inside the circle satisfy
.
Points outside the circle satisfy
.
We have

so the point (2, 8) lies inside the circle.
1m= 1000mm
so 64mm*1m/1000mm=64/1000m
Answer:
3x+7
Step-by-step explanation:
Simply changing the y intercept will make both lines parallel without changing its slope