Answer:
Rational number
Step-by-step explanation:
Rational numbers repeat and terminate. The square root of 9 is 3, and 3 is a whole number as well as a number that terminates, which makes it a rational number
Answer:
18 in^2.
Step-by-step explanation:
Area of a triangle = 1/2 * base * height
= 1/2 * 4 * 9
= 1/2 * 36
= 18 in^2.
Answer:
Step-by-step explanation:
Given
The point C is rotated clockwise about the origin
If a point is rotated about the origin, then the sign of the co-ordinates changes without changing the order of coordinates.
So,C becomes C' after the rotation.
So we want to use the Pythagorean a^2 + b^2 = c^2
The answer is explained in photo. B
A. Eli's error was 3900-3867=33 kg.
B. A fairly small child would weigh about 33 kilograms.
C. Macy's percent error was .7/70=.01, or 1%. Eli's was 33/3900.0085, or .85%. Macy's percent error was larger, so Eli is more accurate.