Answer:
Step-by-step explanation:
scale factor of 10 is an enlargement
scale factor greater then 1 is an enlargement
scale factor between 0 and 1 is a reduction
scale factor of 1 , they stay the same
Answer:
1.27388535028
Step-by-step explanation:
Simply using the formulas
Answer:
2/45
Step-by-step explanation:
0.04... is the same as 0.1 * 0.4... because we are moving it up a decimal place, it's the same as multiplying by ten: we needed to multiply by a tenth to cancel that out. 0.4... is the same as 4/9 and 0.1 is the same as 1/10. We can rewrite the expression above as:
. Multiplying the two fractions results in 4/90 which can be simplified to 2/45.
Answer:
Area of rectangle=9×17=153 SQ.ft
Area of semi-circle=π9'2/2
Area of traingle=(1/2)×7×9=31.5