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17.06.2020 •
Mathematics
What is the area of this quadrilateral 30 square feet 12 square feet 42 square feet 36 square feet
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Ответ:
Step-by-step explanation:
The rectangle in the middle has an area of 30 because it is a 3x10.
The triangles each have an area of 6 because they are a 3x4 and the forumla to find it is .5(bh) which is .5(12)=6. There are 2 of them so the total area of the triangles add up to 12.
Add the area and get 42. 30+12=42
Ответ:
pretty sure the -4 would be on the right of the seven. And to the left of -1.
Step-by-step explanation: