$9,900
10% off of 10,000 is 9,000
10% more than 9,000 is 9,900
Answer:
there ain't nun to answer here
Step-by-step explanation:
55*10/2=275
The area of his roof is 275
<span>2x+38=180 since all triangles add up to 180 and we have 38 as a degree we have to find the value of
2x=180-38
2x=142
x=142÷2
x=71</span>