IDNLearn.com provides a user-friendly platform for finding answers to your questions. Discover detailed answers to your questions with our extensive database of expert knowledge.

(link to the maths question) can anyone help?

Link To The Maths Question Can Anyone Help class=
Link To The Maths Question Can Anyone Help class=

Sagot :

first one

20cm=diameter
perimiter of this one is (pi times radius^2)divided by 2+ 20

diameter=2radius
radius=diameter times 1/2
diameter=20
20/10=radius=10

3.14 times 10^2=314
314 times 1/2=157
157+20=177 cm
perimiter=177 cm