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ipn [44]
3 years ago
7

Question 3 And question 4 pleaseeee help!!

Mathematics
1 answer:
Verizon [17]3 years ago
4 0

Answer:

see pdf

Step-by-step explanation:

Download pdf
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An object is launched upward at 64 ft/sec from a platform that is 80 feet high. What is the objects maximum height if the equati
Free_Kalibri [48]
Max height is the vertex
convert to vertex form (y=a(x-h)^2+k) by completeing the square

h(t)=-16(t²-4t)+80
h(t)=-16(t²-4t+4-4)+80
h(t)=-16((t-2)²-4)+80
h(t)=-16(t-2)²+64+80
h(t)=-16(t-2)²+144

vertex is (2,144)
at t=2, the height is 144

max height is 144ft
4 0
3 years ago
A mother is 1 and 3/4 times as tall as her son. Her son is 3 feet tall. How tall is the mother?
Inga [223]

Answer:

The mom is 5 feet 3 inches

Step-by-step explanation:

<u>Step 1:  Make an equation</u>

m = 1 3/4 * 3

<u>Step 2:  Solve</u>

m = (4/4+3/4) * 3

m = 7/4 * 3

m = 21/4

m = 5.25

<em>m = 5 feet 3 inches</em>

<em />

Answer:  The mom is 5 feet 3 inches

7 0
3 years ago
Read 2 more answers
If Mel opens his refrigerator door 36 times every day, about how many times will it be opened in April? Will the exact answer be
USPshnik [31]
1080 times in April
6 0
2 years ago
Read 2 more answers
True or face dilations preserve angle measure
Ilia_Sergeevich [38]

Answer:

True

Step-by-step explanation:

Required

Does dilation preserve angle measure?

When a point, side, line, or angle is dilated; the length of the line will be altered by the ratio or scale of dilation.

However, the measure of angle will remain the same.

<em>Hence, the given statement is true.</em>

6 0
3 years ago
Please help you guys
Svetach [21]

Answer:

It should be 21.1

Step-by-step explanation:

5 0
3 years ago
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