Well if you know how to find the area and perimeters of the shapes, you would get a ratio like this. (Note: This is not one of them in the picture.) Ex. Is the picture above.
I hope this helped you.
The temperature is -2c if the temperature rises by 15c what is the new temperature
2 answers:
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Answer:
129.5 cm²
Step-by-step explanation:
The area (A) of a trapezoid is calculated as
A = h(a + b)
where h is the height and a, b the parallel bases
Here h = 7, a = 15 and b = 22 , thus
A = × 7 × (15 + 22)
= 0.5 × 7 × 37
= 129.5