2 answers:
Answer:
6.3 ft to the nearest tenth.
Step-by-step explanation:
The length of the ladder is 11 ft, the bottom of the ladder is 9 ft from the side of the house.
The height of the house can be calculated using Pythagoras Theorem.
This implies that;
Group similar terms;
Take positive square root of both sides;
to the nearest tenth
a and b are the two leg sides
c is the longest side.
a^2+b^2=c^2
a=x
b=9
c=11
a=c-b
11 squared is 121
9 squared is 81
121-81=40
The square root of 40, rounded to the nearest hundredth, is 6.32
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Answer:
0.451
Step-by-step explanation:
When you do cos^-1 0.9 ~ .451
You can’t add pi because you have an interval.
Hope this helps :)
Answer:
2
(
6
x^
3
−
30
x
^2
+
2
x
−
1
)
Step-by-step explanation:
76 divided by 4 is 19. Add a zero and the answer is 190.
Hope this helps you !!
Answer:
how would you classify this triangle? remember you need two names.