Planimetrics - practice for 11 year olds - page 27 of 32
Number of problems found: 626
- Rectangular 8601
The rectangular plot has dimensions of 48 mm and 72 mm on the plan on a scale of 1:5000. Calculate its dimensions and give the results in meters. - Occupies 5461
What is the land area in reality if 1 cm² occupies on a 1:20000 scale map? - Describes 82518
The minute hand describes an angle of 180 degrees in half an hour. In how many minutes does the minute hand cover an angle of 192 degrees? - Photo enlarge
Mark wants to enlarge a 4-inch by 6-inch photo to have a height of 15inches. Use a ratio table to determine the new width of the photo.
- Ratio - rectangle
The rectangle has dimensions of 6 cm and 9 cm. How many times increases the area and its perimeter when its dimensions increase in the ratio of 5:3? - Determine 19953
The distance between the tip of the minute hand and the center of the dial is 12 mm. Determine the distance traveled by the tip in 45 min. (draw a clock face and a minute hand and realize the distance it will cover in 45 min.) - Velocipede
The front wheel of the velocipede from the year 1880 had a diameter 1.8 m. Suppose the front wheel is turned again once, then the rear wheel six times. What was the diameter of the rear wheel? - Smallest 32811
Which diamond with a side length of 7.5 cm has: a / largest area, b / smallest area - A map
A map of size 60cm by 25cm is reduced in the ratio of 3:5 twice. What are the new dimensions?
- Square 8198
In 2 hours, 100m square, what is an area in 3 hours? - Minutes 6071
What is the angle of the big hand of the watch in 20 minutes? - Determine 80754
The perimeter of triangle MAK is 216 mm, side a = 81 mm, and side k = 62 mm. Determine the side length of the triangle OSA if the triangle MAK is congruent to the triangle OSA. - Circumference 6382
Jan bought a large rectangle plot with a circumference of 90 meters. He divided it into three rectangular plots. The shorter side has all three plots of the same length. Their longer sides are three consecutive natural numbers. Find out each plot's dimens - Square into three rectangles
Divide the square with a side length of 12 cm into three rectangles with the same circumference so that these circumferences are as small as possible.
- Ratio of perimeters
Rectangle ABCD has dimensions 3 cm and 4 cm, KLMN rectangle has dimensions 4 cm and 12 cm. Calculate the ratio of the perimeter ABCD and perimeter KLMN. - Circumference of the garden
The garden is 90 m long. What is the smallest width if it is possible to walk (circumference) in steps of 80 cm or 50 cm? - Similarity
Are two right triangles similar if the first one has an acute angle 70° and the second one has an acute angle 20°? - The triangles
The triangles ABC and A'B'C 'are similar, with a similarity coefficient of 2. The angles of the triangle ABC are alpha = 35° and beta = 48°. Determine the magnitudes of all angles of triangle A'B'C '. - Two angles
The triangles ABC and A'B'C 'are similar. In the ABC triangle, the two angles are 25° and 65°. Explain why in the triangle A'B'C 'is the sum of two angles of 90 degrees.
Do you have homework that you need help solving? Ask a question, and we will try to solve it.
Planimetrics - math word problems. Maths practice for 11-year-olds..