Answer: h < 7 or h> 9
Step-by-step explanation:
just did the test
Answer:
Step-by-step explanation:
Let h bet the height of the building.
Mark is 60+310 = 370 m from building.
35/60 = h/370
h = 1295/6 = 215⅚ meters
Answer:
angle 2 = 90° {corresponding angles}
angle 7 + angle 5 = 180° {linear pair}
or, angle 7 + 100° = 180° {angle 5 is corresponding to 100°}
so, angle 7 = 80°
Answer:
the length of the shadow is 45 feet long
Step-by-step explanation:
Answer:

Step-by-step explanation:
We need to find union of given sets
and 
We know by definition that union of two given sets say A and B is set C with all the unique and common values given in set A and B.
∴
∪
= 