Answer:
im sorry cant help
Step-by-step explanation:
Answer:
√5 + √20
Step-by-step explanation:
first u write √ then put a 5 then put + and put another √ then u put 20 and u grucci
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Answer:
A=616cm²
Step-by-step explanation:
The question says to use

for pi, now that we know that we proceed like normal and do the formula like this.

Using pythagorean's theorem
a^2+b^2=c^2
a being 3
b being 4
we'll get
9+16=25
where 5 is the hypotenuse and also c.
c^2 = 5^2