Answer:
7.5
Step-by-step explanation:
1) You can start off by dividing 30 by 4
30/4
2) You should get 7.5
Answer:C 12hours
Step-by-step explanation:
Write and solve an equation of ratios:
1/4 pizza $5
------------- = -----------
x $8
2 pizza
Then (1/4)($8) = ($5)x, or x = --------------- (that's 2/5 of a whole pizza).
5
Tell me, what are you doing?
Área, perimeter? Basically what kind of operation is it asking for?!
Answer:
4.1 cm
Step-by-step explanation:
The segment marked x bisects the chord, so the triangle shown has legs x and 7.8, and hypotenuse 8.8.
The Pythagorean theorem can be used to find x:
8.8² = x² +7.8²
x² = 8.8² -7.8² = 77.44 -60.84 = 16.60
x = √16.6
x ≈ 4.1 . . . cm
