$5.40 | The formula for calculating the area of a circle and the pi ratio is deduced from the indicator to convert 16 equal parts of a circle into 16 equal parts of a rectangle.

The formula for calculating the area of a circle and the pi ratio is deduced from the indicator to convert 16 equal parts of a circle into 16 equal parts of a rectangle.

$5.40

sales volume: 7

classification: Office supplies , Teaching supplies , Teaching demonstrations and display materials

colour

16 equal parts [teacher’s style] [magnetic]

size

One size fits all

number

Buy now

SPU: AL-XY47-7ofbrlu3[B0]

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Warranty Information

The goods can be returned to the customer without reason within 15 days from the date of receipt.The return and exchange of goods shall be approved by the merchant in the store.

Procurement and delivery

Delivery time: the goods in stock will be delivered within 1-3 working days after you place an order and pay, and you will receive our notice after delivery.

payment

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