3 years ago

Help me find #18 AND #19 PLEASEEE THANK YOUUUUU

Mathematics

1 answer:

Ne4ueva [31]3 years ago

4 0

Answer:

see explanation

Step-by-step explanation:

(18)

Since BD is an angle bisector , then

∠ DBC = ∠ ABD = 57°

∠ ABC = ∠ ABD + ∠ DBC = 57° + 57° = 114°

(19)

Since BD is an angle bisector , then ∠ ABD = ∠DBC

∠ ABC = 110° , so

∠ ABD = ∠ DBC = 110° ÷ 2 = 55°

You might be interested in

Solve for x. Show each step of the solution. 4.5(4 − x ) + 36 = 202 − 2.5(3x + 28)

Marrrta [24]

Answer:

sgsrgrsdg

Step-by-step explanation:

6 0

3 years ago

Pls helpp! help me with this maths question<br> 10 points available <br> pls <br> thank you

hammer [34]

Answer:

53.9

Step-by-step explanation:

you add all of the sides up

6 0

3 years ago

Read 2 more answers

3. The temperature of a swimming pool

Anastaziya [24]

Answer:

81 F

Step-by-step explanation:

Hours | Temp.

0 | 75F

1 | 77F

2 | 79F

3 | 81F

4 0

3 years ago

In a market without environmental regulations, will the supply curve for a firm account for private costs, external costs, both,

bixtya [17]

Answer:

Step-by-step explanation:

It will only take into account private cost because it is allowed to emit pollution at a zero cost.

7 0

4 years ago

The temperature in Canada at 6 am on Christmas was -5°C. By noon the temperature had risen by 11°C.Calculate the temperature in

KATRIN_1 [288]

Answer: $6^{\circ}C$

Step-by-step explanation:

Given

The temperature in Canada at 6 am on Christmas was $-5^{\circ}C$

By noon the temperature had risen by $11^{\circ}C$

So, the temperature in Canada at noon is

$\Rightarrow -5+11\\\Rightarrow 6^{\circ}C$

8 0

3 years ago