Marcus said the product of 7/8 × 1 3/4 is 9/4.

How can you tell that his answer is wrong?

step-by-step explanation:

no of data

divide by no of mode

phosphate, calcium ion, chloride ion, neon atom

step-by-step explanation:

the answer is b: 18

step-by-step explanation:

use the pythagorean theorem to .

a^2+b^2=c^2

plug 18 for "r"

the 2 legs are 18 and 24

18^2+24^2=c^2

324+576=c^2

900=c^2

c=30

30-12=18

18 is the radius

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