3 years ago

Please help me I guve brainliest

Mathematics

1 answer:

AnnZ [28]3 years ago

8 0

Answer:

The base of the triangle is 32.5in.

The height of the triangle is 16.5in.

Step-by-step explanation:

I hope im right! Sorry if im wrong! Have a good day!

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a rectangles length is 4 times bigger than its width. if the width is 3.5cm. what is the perimeter and area of the rectangle

user100 [1]

Step-by-step explanation:

Length of rectangle = 4 * 3.5cm = 14cm.

Perimeter of rectangle = 2(14 + 3.5) = 35cm.

Area of rectangle = 14 * 3.5 = 49cm².

5 0

3 years ago

Find AB. Round to the nearest tenth. 61°

anzhelika [568]

Answer:

AB ≈ 14.3

Step-by-step explanation:

We're given two sides (BC and CA) and an angle (C) between them; the law of cosines is a good tool for calculating the third side of the triangle here. To remind you, the law of cosines tells us the relationship between the sides of a triangle with side lengths a, b, and c:

$c^2=a^2+b^2-2ab\cos{C}$