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Xelga [282]
3 years ago
14

I need help with number 8-10 someone please help

Mathematics
1 answer:
GREYUIT [131]3 years ago
7 0

8. The corresponding angles of similar triangles are congruent. Angle U corresponds to angle R, so the value of x will be the value of the unmarked angle in ∆PRQ. The sum of angles is 180°, so the unmarked angle (x) has measure ...

... x = 180° - 60° - 40° = 80° . . . . matches selection A

9. The ratio of  the lengths of the original to its image is the same in all cases. The appropriate choice is ...

... B. AB/A'B' = BC/B'C'

The other choices have mixed ratios that don't make any sense.

10. The parallel base makes ∆RTU ~ ∆RQS and divides RQ in the same proportion it divides RS. The appropriate choice here is ...

... C. RT/TQ = RU/US

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Find the surface area of each shipping package. Which package has the greater surface area? Does the same package have a greater
Kryger [21]

Answer:

  • greater area: A
  • no, B has the greater volume

Step-by-step explanation:

The relevant area and volume formulas are ...

  A = 2(LW +H(L +W))

  V = LWH

When there are multiple instances of the calculations to be done, it is convenient to let a spreadsheet do them. The results are attached.

Figure A has the larger area.

Figure B has the larger volume.

__

<em>Additional comment</em>

The more "cube-like" the prism is, the less area it will have for the same volume. Here, package B is more "cube-like" than package A. (The ratio of largest-to-smallest dimensions is smaller for package B.)

3 0
2 years ago
each row has a starting cart that it 4 feet long if this row is 43 feet long how many total carts are in it
Margaret [11]

Answer:

43/4 = 10.25 which rounds to the nearest whole number of 10 total carts

5 0
2 years ago
Please help asap will give brainlist ​
vagabundo [1.1K]

Answer:

Both are equations, one is linear, one is not linear boom

Step-by-step explanation:

4 0
3 years ago
What is 1/3 of eleven sixteenth
TiliK225 [7]
It’s 5 1/3 because 16 divided by 3 is 5 1/3
8 0
3 years ago
What is the value of q in the equation 5q-10=75
Alex

Answer:

q=17

Step-by-step explanation:

5q-10=75

add 10 to both sides to cancel out -10 on the left side

5q-10+10=75+10

5q=85

divide both sides by 5 to get rid of the 5 in 5q

5q/5=85/5

resulting in:

q=17

5 0
3 years ago
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