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ronysarker71.bsky.social
@ronysarker71.bsky.social
47 followers 6 following 11 posts
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catrionaagg.bsky.social
The three rectangles are congruent. What fraction of the design is shaded?

#geometrypuzzle
Three partially shaded congruent rectangles, with unshaded triangles connecting some of the corners.
July 5, 2025 at 11:03 AM
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catrionaagg.bsky.social
Four quarter circles. What’s the area of the orange one?

#geometrypuzzle
Red, pink and orange quarter circles meet at a point inside a white quarter circle. The red one’s area is 12. What’s the area of the orange one?
June 28, 2025 at 5:46 AM
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mathsjem.bsky.social
#mathsconf38 Love this @catrionaagg.bsky.social!
June 21, 2025 at 9:55 AM
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catrionaagg.bsky.social
These triangles are congruent and isosceles. What’s the area of the semicircle?

#geometrypuzzle
A blue triangle on top of a purple one, inside a semicircle. The side length of the purple triangle is 4.
June 21, 2025 at 10:05 AM
ronysarker71.bsky.social
Two squares, a semicircle and a rectangle make the following figure. The red square touch the semicircle. Prove that, Red square area is equal to the total area of yellow square and blue rectangle.
#geometrypuzzle
June 16, 2025 at 10:58 AM
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catrionaagg.bsky.social
Today’s project: colouring in some cards for the #MathsConf38 tuck shop @rjs2212.bsky.social
Six greetings cards with geometry puzzles drawn on the front.
June 15, 2025 at 3:16 PM
ronysarker71.bsky.social
A square and a semicircle make the following figure. What is the red angle?
#geometrypuzzle
June 15, 2025 at 10:25 AM
ronysarker71.bsky.social
All shapes are squares. The percentage of shaded area.
#geometrypuzzle
June 14, 2025 at 7:03 PM
ronysarker71.bsky.social
Two squares and a semicircle. The length of extended side of small square is 2. Find out the blue area.
#geometrypuzzle
June 14, 2025 at 11:40 AM
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catrionaagg.bsky.social
Four squares. What’s the blue square’s area?

#geometrypuzzle
Two yellow squares both with area 9, an unshaded square, and a blue square whose area is to be found.
June 14, 2025 at 9:41 AM
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catrionaagg.bsky.social
My PGCE trainee finishes her placement with us this week, so I’ve made her a very geeky card 🤓
A card with the text ‘What’s the shaded area?’ and four partially-shaded semicircles in different colours.
June 11, 2025 at 6:01 PM
ronysarker71.bsky.social
Two rectangles and a square. The length of long side of the red rectangle is 4. What is the total colored area?
#geometrypuzzle
June 13, 2025 at 1:13 AM
ronysarker71.bsky.social
The length of the square is 'a' and O is the center of the circle. Find out the yellow area in terms of 'a'.
June 12, 2025 at 11:26 PM
ronysarker71.bsky.social
Two identical squares make the following figures. The length of green line is 4. What is the area of blue triangle?
June 12, 2025 at 12:54 PM
ronysarker71.bsky.social
The radius of the circle and the side length of the each small square are equal. The red area is 'A' . What is the area of blue square ?
June 10, 2025 at 8:39 PM
ronysarker71.bsky.social
Two isosceles triangle and their top angle is 45 degree. The length of the equal sides are 4. What is the area of red color?
June 8, 2025 at 9:41 PM