Answer:
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Answer:
3X+3+10X-4=90
13X-1=90
13X=91
X=91/13=7
<K=10X7-4
70-4
<K=66(SUM OF COMPLEMENTARY ANGLE =90)
<K=24
Answer:
24 square units
Step-by-step explanation:
You apply area of a trapezium
Convert 91% to a decimal:

Multiply the amount of people by this decimal:

Round the number to the nearest ones value:
1809.
99
9 > 5
1809.99 -> 1810
1,810 people have reached the top of Mount Everest.