Help I’ll give you 30 points
2 answers:
Answer:
QR = 6.8
XZ = 16.25
Step-by-step explanation:
We can use ratios to solve since the triangles are similar
7.2 QR
------- = ------------
18 17
Using cross products
7.2 *17 = QR*18
Divide by 18
7.2 *17/18 = QR*18/18
QR = 6.8
7.2 6.5
------- = ------------
18 XZ
Using cross products
7.2 XZ = 6.5*18
Divide by 7.2
7.2 XZ = 6.5*18/7.2
XZ = 16.25
Answer:
a) 16.25 centimeters
b) 6.8 centimeters
Step-by-step explanation:
We can set up a proportion for both of these problems.
a) Look at the longest side of each triangle. We can set up a fraction: 7.2/18. We can also set up a fraction for XZ and PR:
6.5/x
x represents the length you're trying to find.
Since the triangles are similar, we have an equation:
7.2/18=6.5/x
Cross multiply
16.25
XZ is 16.25 centimeters long.
b)
We can do same thing:
7.2/18=x/17
Cross multiply
6.8
QR is 6.8 centimeters long.
Hope this helps!
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There’s a 1/7 chance it would roll a 4.
There’s a 4/7 chance it would roll an odd number.
Answer:
Step-by-step explanation:
domain X is real number
range Y larger or equal to -3 (cause 4x^2 is always >= 0)
One million / 32 =thirty-one thousand two hundred fifty
Hope this helps!!!! :D