3 years ago

Need help 10 POINTS !!!

Mathematics

2 answers:

kotegsom [21]3 years ago

6 0

Step-by-step explanation:

Use Pythagoras theorem to get line BD

BD = √7.5²+5² = 9cm

No idea for BC

docker41 [41]3 years ago

5 0

You need to use Sin to find the length of BC and the answer is 8.

You might be interested in

WILL GIVE BRANLIEST! pls help thank u sm!! :-) u are all amazing

Andrews [41]

Answer:

Step-by-step explanation:

Given

3 $(x+9)^{\frac{3}{4} }$ = 24 ( divide both sides by 3 )

$(x+9)^{\frac{3}{4} }$ = 8

Raise both sides to the power of $\frac{4}{3}$

x + 9 = $8^{\frac{4}{3} }$ = $(\sqrt[3]{8}) ^{4}$ = $2^{4}$ = 16 ( subtract 9 from both sides )

x = 7 → C

5 0

3 years ago

Select all the correct answers.

Tanya [424]

Answer:

x=24

y=21

Step-by-step explanation:

ok budy mark me as brainlsit

8 0

3 years ago

Read 2 more answers

Cheyenne is playing a board game. Her score was −225 at the start of her turn, and at the end of her turn her score was −405.

Irina-Kira [14]

She gained 180 points

8 0

3 years ago

Read 2 more answers

10+10 is the same as 11+11<br> do you understand?

Inga [223]

Answer:

wow

Step-by-step explanation:

lol idle b Betsey e wet get hectic

3 0

3 years ago

Read 2 more answers

NEED MEED MEED HELP PLEASE

jek_recluse [69]

2.57+4.35=6.92
Tyrone spent $6.92 on paint

8 0

3 years ago