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Tanya [424]
3 years ago
14

Recall that two angles are complementary if the sum of their measures is​ 90°. Find the measures of two complementary angles if

one angle is Seventeen times the other angle.
Mathematics
1 answer:
erma4kov [3.2K]3 years ago
3 0

Answer:

5 and 85 degrees

Step-by-step explanation:

Ok, so if 2 angles are complementary, that means when put together they equal 90 degrees.

So, let's say one angle is a.

This means the bigger angle would be 17 times the smaller angle, or 17a.

Now let's make an equation:

a + 17a = 90

Now, we have to combine the like terms:

18a = 90

Now in order to find the smaller angle, we just have to divide by 5:

a = 5

This means that the smaller angle is 5 degrees, but because the bigger angle is 17 times the size, we just multiply 5 and 17 together to get 85 degrees.

Hope this helps :)

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5 0
3 years ago
Read 2 more answers
What is the product? (9 t minus 4)(negative 9 t minus 4) negative 81 t squared minus 16 negative 81 t squared + 16 negative 81 t
liraira [26]

The product is negative 81 t squared + 16 ⇒ 2nd answer

Step-by-step explanation:

The product of two binomials (ax + b)(cx + d), where a, b, c, and d are constant

  • Multiply (ax) by (cx) ⇒ 1st × 1st
  • Multiply (ax) by (d) and (b) by (cx) ⇒ ext-reams and nears
  • Add the two products ⇒ like terms
  • Multiply (b) by (d) ⇒ 2nd × 2nd

Let us find the product of (9 t - 4) and (-9 t - 4)

Multiply the 1st two terms

∵ (9 t)(-9 t) = -81 t²

Multiply the ext-reams

∵ (9 t)(-4) = -36 t

Multiply the nears

∵ (-4)(-9 t) = 36 t

Add the like terms

∵ -36 t + 36 t = 0

Multiply the 2nd two terms

∵ (-4)(-4) = 16

Write the answer

∴ (9 t - 4)(-9 t - 4) = -81 t² + 0 + 16

∴ (9 t - 4)(-9 t - 4) = -81 t² + 16

The product is  -81 t² + 16

Learn more:

You can learn more about the product of algebraic expressions in brainly.com/question/1617787

#LearnwithBrainly

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Four times a number is equal to negative eight.

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