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Phổ biến Word Problems >

Luna attaches her A+test to the refrigerator with a circular magnet. Out of curiosity, she measures the magnet and calculates that it has a radius of 3 centimeters. What is the magnet's đường kính?

Lời Giải

Lu na a tt a c h es h er A + t es t t o t h e re f r i g er a t or w i t h a c i rc u l a r ma g n e t . O u t o f c u r i os i t y, s h e m e a s u res t h e ma g n e t an d c a l c u l a t es t ha t i t ha s a r a d i u s o f 3 ce n t im e t ers . Wha t i s t h e ma g n e t^{'} s d iam e t er ?

Lời Giải

d iam e t er : 6 c m

Các bước giải pháp

Given:

r a d i u s : 3 c m

Đường kính hình tròn đã cho

r = 3 : d = 6

d iam e t er : 6 c m

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