9514 1404 393
Answer:
A- Triangle 2: {8, 15, 17}
Step-by-step explanation:
You may recognize that the triple of choice A is a Pythagorean triple, so can be the side lengths of a right triangle.
Checking the numbers can be done nicely by a graphing calculator or spreadsheet to help avoid the tedium of doing it "by hand".
The basic idea is that the triangle will be a right triangle if the sum of the squares of the shorter sides is the square of the longer side.
check the picture below.
make sure your calculator is in Degree mode.
now, Charlie's eyes are 5.2' from the ground, however the distance from his eyes over the horizontal and the ground over the horizontal, is the same, so taking the tan(32°) at his eyes level will give that horizontal distance.
Answer:
L= 3 cm
W= 4 cm
Step-by-step explanation:
Factors of 12:
1 and 12
2 and 6
3 and 4
Which of those is one number apart?
3 and 4
So the sides must be 3 by 4 cm.
Answer:
A. 4K
Step-by-step explanation:
J / 24 = K
J = K x 24
J = 24K
J / 6
= 24K / 6
= 4K
However much the barber charges.
