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Aleks [24]
2 years ago
14

The following figure shows a square-based pyramid.

Mathematics
1 answer:
MaRussiya [10]2 years ago
7 0

The expression that shows the surface area of the pyramid is (2 * 2) + 4(0.5 * 2 * 3)

<h3>What is an equation?</h3>

An equation is an expression that shows the relationship between two or more variables and numbers.

The surface area of  pyramid = sum of individual area of the surface

Surface area = (2 * 2) + 4(0.5 * 2 * 3)

The expression that shows the surface area of the pyramid is (2 * 2) + 4(0.5 * 2 * 3)

Find out more on equation at: brainly.com/question/13763238

#SPJ1

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8. Lesly took a test with 30 questions. The ratio of correct answers to incorrect answers
Firlakuza [10]

Lesly got 14 answers correctly.

  • Let the correct answers be C.
  • Let the incorrect answers be I.

<u>Given the following data:</u>

  • Total number of questions = 30 questions.
  • Ratio of C to I = 7 : 8
  • C to I = 7 + 8 = 15

To find the number of answers she got correctly;

C = \frac{7}{15} × 30

C = 7 × 2

<em>Correct answers, C </em><em>= </em><em>14 answers</em>

Therefore, Lesly got 14 answers correctly.

Read more: brainly.com/question/24613908

4 0
2 years ago
Please help me with this one. I need help right away.
lana66690 [7]

b(1 -2) i just too the test

6 0
3 years ago
What is the length of AD?
Setler [38]
We find the length of AD using the similarity of right triangle property. See image attached.

AD² = BD × CD
AD² = 9 × 36
AD² = 324
AD² = 18²
AD = 18

The length of AD is 18 units

7 0
3 years ago
Gail, Lucas, and Joel are playing a number game where they must draw a card with a number on it. Then they compare the numbers o
Verdich [7]

Answer:

90

Step-by-step explanation:

3 0
2 years ago
Read 2 more answers
Please I need help!!!
S_A_V [24]
Hello : 
f(x) = (x − h)2 + k: a <span> vertex of( 2, 3)
h=2 and k=3</span>
6 0
2 years ago
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