anaisgiap anaisgiap

26-04-2022
Mathematics

contestada

area = 756 cm^2
h = 18 cm
a = 39 cm
b = ?

area 756 cm2 h 18 cm a 39 cm b class=

Respuesta :

shusilsunar2005 shusilsunar2005

26-04-2022

Answer:

given,

area= 756cm^2

h = 18cm

a = 39cm

then,

area = (a+b)h/2

756 = (39+b)18/2

756= 351+9b

756-351= 9b

405 = 9b

405/9= b

b = 45cm

Answer Link

Otras preguntas

If pressure and number of moles are constant than the volume of a gas is directly proportional to its ______

The student is now told that the four solids, in no particular order, are aluminum chloride (AlCl3AlCl3), sugar (C6H12O6C6H12O6), benzoic acid (C6H5COOHC6H5COOH

Which quote means the most to you, And why? thanks i will mark brainliest <333

Which rectangle if translated 8 units down and 13 units right and then rotated 90° clockwise about the point (5,-4) will result in rectangle E? Rectangle A Rect

The figure above represents a stick of uniform density that is attached to a pivot at the right end and has equally spaced marks along its length. Any one or a

(Degree Rule) LetDbe an integral domain andf(x), g(x)∈D[x]. Prove that deg(f(x)·g(x)) = degf(x) + degg(x). Show, by example, that for commutative ringRit is pos

A middle-aged client is admitted to the hospital for hematuria. The client has no previous history of illness, is married, and has three children in high school

Stellar fusion produces atoms up to and including ___________ Question 51 options: Helium (atomic number 2) Carbon (atomic number 6) Iron (atomic number 26) Lea

In prenatal development, the head and its features grow in size and differentiation before the neck, shoulders, trunk, and limbs. What is this pattern of develo

Identify who first ruled the Franks.