3 years ago

I really need this plzzzzzz

Mathematics

1 answer:

gulaghasi [49]3 years ago

4 0

Step-by-step explanation:

The exterior angle is the sum of the opposite interior angles of the triangle.

Therefore, m<D +m<C = 118°

=> 8y+3 +3y+5 = 118°

=> 11y = 118° - 8°

=> 11 y = 110°

=> y = 10°

m<D = 8y+3

= 8(10)+3 = 83°

m<C= 3(10)+5 = 35°

m<DEC = 180° -118° = 62°

You might be interested in

Can someone help me with this please?!?!?!?

dusya [7]

Answer

17 m^3

Explanation

Volume of a given prism = bh

Where b = base area and h = height of prism

Base area = 1 • 2/2 (b • h /2)

= 1

Height = 17

17 • 1 = 17 m^3

5 0

3 years ago

A number cube is tossed and one card is randomly drawn. Find P(3, yellow) (BTW There are 5 cards 3 yellow 2 blue) The answer cho

adelina 88 [10]

I believe its 1/10 because there are 10 cards

5 0

3 years ago

Read 2 more answers

WILL GIVE BRAINLIEST AND 20 POINTS! Find m∠AOC given x = 167° and y = 20°.

pentagon [3]

Answer:

187*

Step-by-step explanation:

167 plus 20 is 187

hope this helps

6 0

3 years ago

Read 2 more answers

Maria kept a log of the number of miles she jogged each time she went for a run as she trained for an upcoming marathon. She dis

CaHeK987 [17]

Answer:

C. 1 to 7.99

Step-by-step explanation:

Let's recall that for calculating the range of a data set, we have to find out the lowest and the highest values of the data set.

As we can see in the graph below, the lowest value in the histogram is 1 and the highest is 7.99, therefore the correct answer is:

C. 1 to 7.99

4 0

2 years ago

Read 2 more answers

Bob can mow 3 lawns in 5 hours. How long would it take it to mow 9 lawns?

olga2289 [7]

Answer:

15 hours

Step-by-step explanation:

9 lawns is 3 times as much as 3 lawns

it will take 3 times as long

3 * 5 hours = 15 hours

3 0

2 years ago