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igomit [66]
3 years ago
11

A certain triangle has a 30 angle triangle and a 60 angle. which must be true statement

Mathematics
1 answer:
ollegr [7]3 years ago
8 0
It's a 30-60-90 type of triangle
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Q7) A rectangular piece of land measures 8 m by 5m. It is to be fenced with four lines of wire. What length of wire is needed fo
Harrizon [31]

Answer:

26 m

Step-by-step explanation:

Find what length is needed for fencing by finding the perimeter of the land.

Use the perimeter formula, P = 2l + 2w

Plug in the length and width:

P = 2l + 2w

P = 2(8) + 2(5)

P = 16 + 10

= 26

So, the length of wire needed is 26 m

8 0
2 years ago
If F, G, and H are the midpoints of the sides of triangle JKL , FG = 37, KL = 48, and GH = 30 find each measure
seraphim [82]

Answer:

The measure of JK is 60

Step-by-step explanation:

It is given that the points F, G, and H are the midpoints of the sides of triangle JKL , FG = 37, KL = 48, and GH = 30.

The point F is midpoint of JK, point G is midpoint of KL and the point H is midpoint of LJ as shown in figure .

According to the midpoint theorem, the line connecting the midpoints of two sides is parallel to the third and its length is half of the third si

8 0
2 years ago
Read 2 more answers
Mike's Bikes has mountain bikes that usually sell for $275 on sale for $220. Mike used this ratio to find the percent change. Is
MrRa [10]

No. Mike wrote the ratio as the amount of change to the new amount. He should have used the ratio of the amount of change to the original amount, which is 55

55/275 , or 20%.

4 0
3 years ago
Read 2 more answers
1
DedPeter [7]

Answer:

1/3 is 33.33%

1299.99 x 33.33 =433.286

1299.99 - 433.286= 866.704

Step-by-step explanation:

$866.704 is what she paid

Discount was $433.286

5 0
3 years ago
What is the trigonometric ratio for cosC?
valentina_108 [34]

Answer:

the ratio of the adjacent side to the hypotenuse is a function of the angle c, so we can write the symbol as cos(c) = value. 90

Step-by-step explanation: You can also see that 40 + 41 + 9 = 90. hope this helps

8 0
2 years ago
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