Answer:
Part 1) The perimeter is 
Part 2) The diagonal is 
Step-by-step explanation:
<u><em>The question in English is</em></u>
You have a rectangle whose base is twice the height and its area is 12
square centimeters. Calculate the perimeter of the rectangle and its diagonal
step 1
Find the dimensions of rectangle
we know that
The area of rectangle is equal to


so
----> equation A
The base is twice the height
so
----> equation B
substitute equation B in equation A

Find the value of b

step 2
Find the perimeter of rectangle
The perimeter is given by

substitute

step 3
Find the diagonal of rectangle
Applying the Pythagorean Theorem

substitute



Answer:
59 F
Step-by-step explanation:
F=1.8C+32
Let C = 15
F = 1.8 (15) +32
Multiply 1.8 times 15
F = 27+32
F = 59
15 degrees C is 59 degrees F
Answer:
ans -------8/5 pansnhshshsh
Answer:
5 yd³
Step-by-step explanation:
2 in = 1/6 ft
15 ft × 18 ft × 1/6 ft = 45 ft³
1 ft³ = 9 yd³
45 ft³/9 = 5 yd³
You have to times it by 100 - however much you want to decrease it by so your multiplier would 0.38