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Leya [2.2K]
3 years ago
5

Find the indicated side of the triangle. 7 30° b a = [?]

Mathematics
1 answer:
nirvana33 [79]3 years ago
5 0

Answer:

14

Step-by-step explanation:

you have opposite but need to find hypotenuse so you use SOH (sine=opposite/hypotenuse)

so sin(30)= 7/a

7/sin(30)=14

Hope its right

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crimeas [40]
Here's the answer :)

5 0
3 years ago
Please help solve for b.
Zanzabum
Subtract a from both sides of the equation.

b=−a+14

6 0
3 years ago
Read 2 more answers
A building contractor is to dig a foundation 30 feet​ long, 12 feet​ wide, and 6 feet deep. The contractor pays ​$20 per load fo
kogti [31]

Answer:

$1800

Step-by-step explanation:

Volume of the foundation: 30*12*6 = 2160 cubic feet

we need to convert this into yards because a truckload is 8 cubic yards, 2160/3 = 720 cubic yd

One truckload is 8 cubic yards

# of truckloads needed: 720/8 = 90 truckloads

Cost: $20*90 = $1800

3 0
1 year ago
Help:(, i’m not sure how to do this
Schach [20]

Answer:

i think you have to multiply the sides..

Step-by-step explanation:

5 0
2 years ago
Read 2 more answers
If a= 35 then find b
KengaRu [80]

9514 1404 393

Answer:

  35

Step-by-step explanation:

All of the marked angles subtend the same arc, so all have the same measure.

  a = b = c = d = 35

  b = 35

8 0
3 years ago
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