To learn geometry must practice I invite you to read and develop the following exercises.
Perimeter and Area:
Word Problems 1. Calculate the perimeter of:
a) a square of side 8 cm.
b) a rectangle with sides of 6 m. and 4 m.
c) a rhombus of side 12 cm.
d) a circle of radius 5 cm.
e) a circle of diameter 7 m.
f) a diagonal diamond 6 m. and 8 m.
2. Find the area of:
a) a square of side 10 cm.
b) a diagonal 6 cm square.
c) a rectangle with sides of 12 m. and 3 m.
d) a 5 cm wide rectangle. and 13 cm diagonal.
e) a 10 cm diagonal diamond. and 12 cm.
f) a trapezoid base 4 cm. and 10 cm. height of 3 cm.
g) a circle of diameter 10 m.
3. Determine the perimeter of the rectangle whose area is 24 cm2 and one side is 3 cm.
4. The fourth part of the surface of a square is 9 cm2. How big is your hand?
5. Calculate the measure on the side of a square whose perimeter is 64 cm.
6. If the radius of a circle is 6 m. How long is the perimeter of the square circumscribed to it?
7. Determines the length of a circle if the circumference of the circumscribed square is 40 cm.
8. What is the difference between areas of a circumference of 12 m. in diameter and over 8 m. radio?
9. What is the perimeter of a rhombus in which one side is 7 cm. and the other side measures 3.6 cm?
10. The perimeter of an isosceles triangle is 36 m. What is the extent of the base if the congruent sides measuring 9 m. each?
11. The area of \u200b\u200ba triangle is 108 cm2 and the base measures 18 cm. What is the height measurement?
12. If the side of a square doubles. What happens to the area and perimeter?
13. What is the area of \u200b\u200ba triangle if its legs are 18 cm. and 24 cm.?
14. What is the area of \u200b\u200ba triangle if one of its legs is 6 cm, and its hypotenuse is 10 cm.?
15. If a square of 48 cm. perimeter, reduces the side 4 cm. How long is the area of \u200b\u200bthe new square?
16. Determine the area of \u200b\u200bthe figure obtained by joining the points (0.0), (-5.7) and (-5.0).
17. Find the area of \u200b\u200bthe triangle whose vertices have the coordinates (-2.0) (4.0) and (3.3).
18 What is the perimeter triangle whose vertices have the coordinates of the points (5.8), (5.0) and (11.0)?
19. If a square of side n has an area of \u200b\u200b121 m2 area What will a square of side 4n?
20. What is the area of \u200b\u200ba rectangle whose length is m units and the width has no units less?
21. Determine the perimeter of a rectangle whose area is 200 m2 and length 25 m.
22. What is the width of a rectangle that measures 16 cm. longer if your area is equivalent to a 12 cm square. long?
23. The bases of a trapezoid are 12 cm. and 21 cm. What is your area if the measurement of its height is equal to the base as a child?
24. What is the width of the rectangle of perimeter m long n?
25. How long is the side of an equilateral triangle with semiperimeter is 2m?
26. A square has perimeter as a rectangle 58 cm long and 26 cm. wide. Calculate the side of the square.
27. The area of \u200b\u200ba square is 64 cm2. What is the perimeter of an equilateral triangle built on the diagonal?
28. In a rectangle, the length exceeds 8 cm. width. If the perimeter is 72 cm. What is your area?
29. How much greater area of \u200b\u200ba rectangle with sides of 12 m. and 4 m. both sides are increased by 25%?
30. Determines area of \u200b\u200bthe parallelogram whose vertices are the points (0.0), (8.0), (11.6) and (3.6).
31. The perimeter of a square of side 2m is equal to a rectangle whose length is three times the width. What is the rectangle?
32. A square and a rectangle with the same perimeter. If my side of the square is the width of the rectangle is m / 2. How long is the long?
33. The perimeter of a rectangle is 56 cm. and its height is 75% of its base. What is the measure of the base?
34. The perimeters of two squares are 24 cm. and 72 cm. What does it look from the ratio of its sides?
35. 12.5% \u200b\u200bof the quarter of perimeter of a square is 2 cm. How long is the side of the square?
36. How long is the diagonal of a square whose area is 48 cm2?
37. The perimeter of a rectangle is 70 m. If one side is four times higher than the other, how long is your area?
38. The sides of a rectangle are in the ratio of 3:8. How long is the smaller side if its area is 600 cm2?
39. A paper side 12 cm square. is folded so that the four vertices are at the point of intersection of the diagonals. What is the area of \u200b\u200bthe new figure that out?
40. What is the ratio between the radii of two circles whose areas are in the ratio 32:50?
