The sum of two numbers is 60. One number is 4 times as large as the other. What are the numbers? Larger number: Smaller number:
1 answer:
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Answer:
A = 99 cm²
Step-by-step explanation:
The area (A) of a triangle is calculated as
A = bh ( b is the base and h the perpendicular height )
Here b = 18 and h = 11 , then
A = × 18 × 11 = 9 × 11 = 99 cm²