$\bf \textit{area of a trapezoid}\\\\ A=\cfrac{h(a+b)}{2}~~ \begin{cases} a,b=\stackrel{bases}{parallel~sides}\\ h=height\\[-0.5em] \hrulefill\\ a=10\\ b=14\\ h=8 \end{cases}\implies A=\cfrac{8(10+14)}{2} \\\\\\ A=\cfrac{8(24)}{2}\implies A=96$

3 0

3 years ago

___________ will almost always enable the surveyor to eliminate angle measuring mistakes. Measuring angles several times with th

Elena L [17]

Answer:

A theodolite

Step-by-step explanation:

theodolite is a precision instrument that is used to measure the angle in the horizontal and vertical planes and it is the most commonly used in surveying.

A modern developed theodolite consists of a movable telescope that is mounted within two perpendicular axes called the horizontal axis and the vertical axis. Pointing the telescope on a target object will enable measurement of angle with great precision.

4 0

3 years ago

A jelly bean factory packaged 913 special ordered bags last Tuesday. The shift manager randomly picked seven bags to count the n

hoa [83]

Answer:

I think the answer is 1/5

Step-by-step explanation:

Add up the total number of jellybeans, 20 + 45 + 30 + 5 = 100.

Divide the number of watermelon jellybeans by the total: 20/100 and reduce the fraction to 1/5.

Hope this help you! :)

6 0

3 years ago

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