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Simora [160]
3 years ago
12

Which two-dimensional shape cannot be used to create a pyramid?

Mathematics
2 answers:
gizmo_the_mogwai [7]3 years ago
5 0

Answer:

A,C,D

Step-by-step explanation:

The only one you might use it the triangle

alexgriva [62]3 years ago
4 0
The answer is A, C , d
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WILL GIVE A BRAINLEST
Gnoma [55]

Answer: "No, the triangles are not necessarily congruent." is the correct statement .


Step-by-step explanation:

In ΔCDE, m∠C = 30° and m∠E = 50°

Therefore by angle sum property of triangles

m∠C+m∠D+m∠E=180°

⇒m∠D=180°-m∠E-m∠C=180°-30°-50°=100°

⇒m∠D=100°

In ΔFGH, m∠G = 100° and m∠H = 50°

Similarly m∠F +∠G+m∠H=180°

⇒m∠F=180°-∠G-m∠H=180°-100°-50=30°

⇒m∠F=30°

Now ΔCDE and ΔFGH

m∠C=m∠F=30°,m∠D=m∠G=100°,m∠E=m∠H=50°

by AAA similarity criteria  ΔCDE ≈ ΔFGH but can't say congruent.

Congruent triangles are the pair of triangles in which corresponding sides and angles are equal . A congruent triangle is a similar triangle but a similar triangle may not be a congruent triangle.


8 0
3 years ago
Read 2 more answers
Elliott runs for 75 minutes. If he runs at a rate of 10 miles per hour. How many miles will he run in 75 minutes?
KiRa [710]

Answer:

the answer is C. 12.5

Step-by-step explanation:

its 12.5 because 60 min = 10 mile

and then 15 + 60 = 75 and a quarter of 60 is 15 which a quarter of 10 is 2.5 which you than add up to get 12.5

6 0
3 years ago
Read 2 more answers
(1) Mr. Jones finished correcting 6 out of 7 homework assignments. Miss Smith finished
Andrews [41]

Answer:

Mr. jones

Step-by-step explanation:

6/7 is 85.71% which is greater than 83%.

5 0
2 years ago
What is the trigonometric ratio for cosC?
valentina_108 [34]

Answer:

the ratio of the adjacent side to the hypotenuse is a function of the angle c, so we can write the symbol as cos(c) = value. 90

Step-by-step explanation: You can also see that 40 + 41 + 9 = 90. hope this helps

8 0
2 years ago
Which table of values appears to have been used to graph the line shown below?
Firdavs [7]

Answer:

c is the correct answer

Step-by-step explanation:

5 0
3 years ago
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