vale2652
05.10.2019 •
Mathematics
Prove that the expression can have only positive values:
x^2+2x+2
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Ответ:
find the value of the expression:
chapter reference
d
(1 1 3 )8÷(1 1 3 )6answer:
step-by-step explanation:
Ответ:
Area of the house and porch is 875 square feet.
Step-by-step explanation:
Given question is incomplete: find the complete question in the attachment.
From the figure attached,
Area of the octagonal house and porch = Area of the rectangle - Area of two rectangles cut off from the top corners of the rectangle
Area of the rectangle = 30×30 = 900 square feet
Area of the triangles =
= 25 square feet
Area of the house and porch = 900 - 25
= 875 square feet
Therefore, area of the house and porch is 875 square feet.