3 years ago

I need help on this math homework and I need the work please

Mathematics

1 answer:

Sav [38]3 years ago

5 0

For all of them do L×W and divide that by 2

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QUESTION 2 Simplify the following a5×a7

Kryger [21]

Answer:

$a^{12}$

Step-by-step explanation:

Identity Used : $a^x \times a^y = a^{x+ y}$

$a^5 \times a^7 = a^{5 + 7} = a^{12}$

6 0

3 years ago

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Determine which of these relations are transitive. The variables x, y, x', y represent integers A.x~y if and only if x +y is pos

Veronika [31]

Answer:

A, B, C,D, F

Step-by-step explanation:

The explanation for why each option is transitive and option E is not transitive is explained in the attachment

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3 years ago

Jonathan records how 90 pupils travelled to school on one day and represents this information on the pie chart below.

xeze [42]

Answer:

86.4

Step-by-step explanation:

First adding up all the percentages on the chart you get 360

Then figuring out what 24° of 360 is

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2 years ago

Find the value of in the triangle shown below 9, 7, and x around the triangle

enot [183]

Answer:

5.66 units

Step-by-step explanation:

A's per our discussion, x is a leg of right triangle.

Therefore, by Pythagoras theorem:

$x = \sqrt{ {9}^{2} - {7}^{2} } \\ = \sqrt{81 - 49} \\ = \sqrt{32}$

$x = \sqrt{ {16}^{2} - {12}^{2} } \\ = \sqrt{256 - 144} \\ = \sqrt{112}$

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3 years ago

Please Help me with this question will mark as Brainllest

Aleks [24]

Answer:

it is 72

Step-by-step explanation:

8 0

3 years ago