270. The area is (12*9)*2.5
help quick!
Answer:
A right angle.
Step-by-step explanation:
65+25 =90
25+65= 90°
Answer:∠ABC is a vertical angle. Because, vertical angles are 90°
The expression for the area of the rectangle is 6x²-8x+2.
This is the region or space bounded by a plane shape.
To calculate the expression for the area of the triangle, we use the formula below
Formula:
Where:
From the question,
Given:
Substitute these values into equation 1
Hence, the expression for the area of the rectangle is 6x²-8x+2.
Learn more about area here: brainly.com/question/17713367
#SPJ5
Domain: all x values between the ends of a line on the x- axis
Range: all y values between the ends of a line on the y-axis
–6.46
B.
–1.86
C.
1.86
D.
6.46
Answer:
1440°
Step-by-step explanation:
Each exterior angle of a 10 sided regular polygon =360/10=36°
Each interior angle = 180°-36° =144°.
Sum of all interior angles = 144°×10. = 1440°.