Place value-
40
- 9
-----
you regroup the 4 to 3 . the zero becomes a 10. 10-9=1 3 minus nothing is 3
so the answer is 31!
i hope this helps!
Answer: B) Outside the triangle
Step-by-step explanation:
The circumcenter of a obtuse triangle is always outside of the triangle
Answer:
C. middle
Step-by-step explanation:
Answer:
Step-by-step explanation:
In this situation, all of the angles can only be either 108 degrees or 180 - 108 degrees. 180 - 108 = 72 degrees.
So <2 = 108 because it obtuse and corresponding and angle 4 is acute and = 72 degrees.
20+20+15+15=70
20times 15=300
The dimensions are 20 ft, 15 ft