Five times the difference of a number and 2 is the same as 2 increased by five times the number plus twice the number. Find the
2 answers:
You might be interested in
Answer:
82.5 ft²
Step-by-step explanation:
The area (A) of a trapezoid is calculated as
A = h (b₁ + b₂)
where h is the perpendicular height and b₁, b₂ the parallel bases
Here h = 7.5, b₁ = 7 and b₂ = 15 , then
A = × 7.5 × (7 + 15) = 0.5 × 7.5 × 22 = 82.5 ft²
Answer:
Step-by-step explanation:
It is already in standard form and can be expressed in scientific form as: