janiyahmcgolley
06.07.2021 •
Mathematics
Part 1:
What two equations represent this system of equations?
3
Part 2:
How many months will it take for both Teddy and Henry's cars to have the same
number of miles? Graph the system of equations using Desmos or your graphing
calculator to determine the solution.
Hint: Since Desmos does not deal with large numbers, you will need to write them in
terms of thousands. For example, 3,256 would be written as 3.256 and 678 would
be written as 0.678. You do not need to convert back for the answer.
Part 3:
How many miles will each car have on it, rounded to the nearest mile, after the
number of months indicated in Part 2? If you read it off the graph, you must convert
this one back.
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Ответ:
Im so sorry plsss forgive me plsss but I need points plss Im begging Im soo sorry
Ответ:
21.9°
Step-by-step explanation:
In ΔHIJ, the measure of ∠J=90°, HI = 8 feet, and JH = 1.9 feet. Find the measure of ∠H to the nearest tenth of a degree.
We solve this above question using the Sine rule
a/sin A = b/sin B
In ΔHIJ, the measure of ∠J=90°, HI = 8 feet, and JH = 1.9 feet.
Hence:
HI/∠J = JH/∠H
= 8/sin 90° = 1.9/sin ∠H
Cross Multiply
∠H = arc sin(sin 1.9 × 90/8)
∠H = 21.9°