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Aloiza [94]
3 years ago
9

Can someone answer this question for me pleas?

Mathematics
1 answer:
Gekata [30.6K]3 years ago
5 0

Answer:

Step-by-step explanation:

The justification of each given statements in the question are:

11) F. Definition of right angle.

12) D. Definition of supplementary <'s.

13) A. Definition of congruence.

14) C. Definition of complementary <'s.

15) L. Congruent supplementary theorem

16) H. Vertical angle theorem.

17) G. Angle addition postulate.

18) J. Supplementary theorem.

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If 2/5 of students are boys. Find the percentage of the girls.<br> please help me
jonny [76]

Answer:

60

Step-by-step explanation:

First divide 2by 5 and multiply the answer by 100. Then subtract the answer by 100

4 0
3 years ago
Mina drew 15hearts,6stars and 16 circles.What is the ratio of stars to hearts to circles?
GenaCL600 [577]

answer

6:15:16

step-by-step explanation

the ratio of stars to hearts to circles is stars:hearts:circles

plug in 6 for stars, 15 for hearts, and 16 for circles

6:15:16

since these do not have a common factor, this is your final answer

7 0
3 years ago
Read 2 more answers
Two shops, Lidal and Oldi, sell the same brand of toilet rolls but with different package sizes.
Ugo [173]

Answer:

Oldi is best value

Step-by-step explanation:

<u>Lidal</u>

8 rolls for £3.76

72 rolls for £3.76*9= £33.84

<u>Oldi</u>

9 rolls for £4.14

72 rolls for £4.14*8= £33.12

Oldi offers better price for 72 rolls

5 0
3 years ago
What are the original dimensions of the square piece of paper?
Inga [223]

Answer:

6root2 × 6root2

you have to use pythagoras

a²+b²=c²

c=12

12²=144

a²+b²=144

but it is a square so I'll just change a and b to x because it shows they are equal

x²+x²=144

2x²=144

x²=72

x=6root2

4 0
3 years ago
Find the sum of the interior angles of a regular polygon with 14 sides
alexandr402 [8]

Answer:

2160°

Step-by-step explanation:

The sum of the interior angles of a polygon is

sum = 180° (n - 2) ← n is the number of sides

Here n = 14, so

sum = 180° × 12 = 2160°

4 0
2 years ago
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