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anzhelika [568]
3 years ago
11

In a primary school the ratio of boys to girls is 6:7

Mathematics
2 answers:
kondaur [170]3 years ago
6 0
Could be true
False
Definitely true
NeTakaya3 years ago
4 0

Answer:

true true flase

Step-by-step explanation:

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Recall that two angles are complementary if the sum of their measures is​ 90°. find the measures of two complementary angles if
gizmo_the_mogwai [7]
Let one angle be x
Let another angle be 17x
17x+x = 90
18x = 90
x = 90/18 = 5
one angle = x = 5
another angle = 17x =17*5 = 85
I hope it is helpful:D
8 0
3 years ago
Please help me do this question I will really appreciate it.
miv72 [106K]

Answer:

∠ ZWV = 39°, ∠ ZVW = 64° , x = 1

Step-by-step explanation:

∠ ZWV = ∠ ZYX = 39° ( alternate angles )

∠ ZVW = ∠ ZXY = 64° ( alternate angles )

The diagonals bisect each other , so

YZ = ZW

3x + 2 = 5 ( subtract 2 from eavh sides )

3x = 3 ( divide both sides by 3 )

x = 1

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3 years ago
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Which pair of numbers is relatively prime?
Vilka [71]

Answer:

A. 143 and 63

8 0
4 years ago
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Select the graph that would represent the best presentation of the solution set.
inn [45]

Answer:

[-2,8]

Step-by-step explanation:

4 0
4 years ago
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I need help with this math problem
Alex17521 [72]

your answer is (1,3) but positive

6 0
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