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meriva
4 years ago
7

Please help me with his geometry question

Mathematics
1 answer:
Reil [10]4 years ago
6 0
Is this <ABD?

if so, all lines tangent to a circle, its point of tangency is perpendicular to the center of the circle. So <ABD  = 90 degrees
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Hugo is buying DVDs that cost $15 each. He has a coupon for $5 off his
QveST [7]

Answer: 85

Step-by-step explanation: 15 × 6= 90 - 5=  85

7 0
3 years ago
The formula for the volume of a pyramid is V=(1/3) ⁢B⁢h, where B is the area of the base and h is the height. Rearrange the form
PIT_PIT [208]
To make an equation that solves for the height as according to the volume of a pyramid, you must isolate the variable h on one side.

The first thing you have to do is to multiply both sides by 3 to get 3V=Bh.

Then, divide both sides by B to get your answer as h=3V/B.
6 0
3 years ago
A cylinder has a volume of 198 and base has an area of 22 what is the height o the cylinder
Mumz [18]

Answer:

Step-by-step explanation:

The base of the cylinder is in the shape of a circle:

Area of the base=\pi *r^2

For Base area=22 square units

22=\pi *r^2

      22=3.14*r^2\\r^2=22/3.14\\r^2=7.01\\r=\sqrt{7.01}

Volume of the cylinder=\pi *r^2*h

For volume '198 cubic units' the height(h) is:

       198=\pi *r^2*h

       198=3.14*(\sqrt{7.01})^2*h

         198=3.14*7.01*h\\\\198=22.01*h\\\\198/22.01=h\\\\h=9 units\\

4 0
3 years ago
If f(x) = 4x – 20, what is f(4)?<br><br> A. –12<br> B. –4<br> C. 16<br> D. 4
Lyrx [107]
It's B. You enter 4 instead of x on the right side and see what you get.
4 0
3 years ago
Read 2 more answers
D.2<br> Geometry math question no Guessing
AnnyKZ [126]
C. 3

The shape can fit on to itself 3 times before returning to its original position.

Next time try this:

1. Trace and cut out the shape
2. Label the top 'A'
3. Trace the shape one more time. DO NOT CUT THIS ONE OUT
4. Put the cut out shape on the 2nd traced one
5. Put a pen in on the point, like a spinner, and rotate it 90degrees
6. See how many it can fit into itself before 'A' returns to the top.

That will be your answer.

3 0
3 years ago
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